Melanie needs 12 lb of metal with 59% metal. If Melanie combines one metal with 25% silver and another 68% metal, how much of each metal does she need.

Answers

Answer 1

Answer:

c

Step-by-step explanation:


Related Questions

A shipping company charges a $6.50 flat fee for a package, plus a fee based on the weight of the package. The
company charges $1.50 per pound, plus an additional $0.25 for every pound over 6 pounds.
Samuel plans on sending a package that is over 6 pounds. He has $26 to spend on shipping. What is the
maximum number of pounds that this package could be?
1. The cost of shipping 6 pounds is
2. The Maximum number of pounds is

Answers

Answer:  The cost of shipping 6 pounds is $ 9.00

The maximum number of pounds he can ship is 74 pounds.

Step-by-step explanation:

To find the cost for the first 6 pounds, multiply $1.50 × 6 = $9.00

To find out how much more he can ship, subtract: $26 - $9 = $17

The number of pounds that can be shipped for $0.25 is 17 divided by .25

17/.25 = 68

The total maximum weight  is 6 + 68 = 74 pounds.

Check: 6 pounds for $ 9.00 plus 68 pounds for $17.00

The money adds up to $26 and the weight adds up to 74 pounds.

Can you please help me

Answers

i believe it’s 0.5 :)

Answer:

0.5

Step-by-step explanation:

The slope of the line is 1/2, so the answer is 0.5

what is the slope of the linear graph in simplest form? SHOW WORK PLEAS!!!​

Answers

Answer:

The slope is -5

Step-by-step explanation:

For every 1 value moved in the x value, the line goes 5 values down. This means the slope is -5/1 or -5.

I hope that this helps! :)

3 of 10
Find two integers whose sum is 7 and product is 12

Answers

Answer:

3 and 4

Step-by-step explanation:

Somebody please help me

Answers

Answer:

(13/24)

Step-by-step explanation:

let’s find a common number that we can get on the denominator

4 can be multiplied to get 48

6 can be multiplied to get 48

and 8 can also be multiplied to get 48

4(12) = 48

so for the equation (1/4) the numerator and denominator will both be multiplied by 12

(1/4)x(12/12) = (12/48)

6(8)= 48

(1/6)x(8/8) = (8/48)

8(6) = 48

(1/8)x(6/6) = (6/48)

now the fractions are

(12/48)+(8/48)+(6/48)

we can add them now because they have the same denominator and we get:

(26/48)

this can be simplified if we divide both the numerator and denominator by 2 and we get

(13/24)

Answer:

[tex]\frac{13}{24}[/tex]

Step-by-step explanation:

LCM(4, 6, 8) = 24

[tex]\frac{1}{4}[/tex] + [tex]\frac{1}{6}[/tex] + [tex]\frac{1}{8}[/tex] = [tex]\frac{6+4+3}{24}[/tex] = [tex]\frac{13}{24}[/tex]

how in the world do you do this problem
(-1,0)
y+__= 4(x+2)

Answers

X = 0 y =-1 because you have to have to find numbers to replace x & y.

PLEASEE HELP.!! ILL GIVE BRAINLIEST.!! *EXTRA POINTS* DONT SKIP:((

Answers

Answer:

Kim's paper airplane flew farther then 4 feet 7 times.

Step-by-step explanation:

Answer:

7 times

Step-by-step explanation:

Which of the following is the strongest correlation?
-.932
0.6725
.8956
0-023

Answers

Answer:

8956hfjfjffjfjfjdsjsjsjsjdj

Answer:

-.932

Step-by-step explanation:

-.932 has a strong negative correlation.

What is the right order of coefficients in the following equation?
4x + 6y = 60
A = 6 B = 4 C = 60
A = 60 B = 6 C = 4
A=4 B = 6 C = 60

Answers

Answer:

Last option?

Step-by-step explanation:

ax+by=c

4x+6y=60

a=4

b=6

c=60

I believe the answer is D) A=4 B=6 C=60

If you follow the standard form equation, Ax+By=C, you can easily look at the letter in front and determine which number represents what.

Hope you have a blessed day!

3644-878 x 4 = a

a+54-21=b

a =
b =

Answers

the answer is supposed to be 132 at the most of a

for b it is 165

Answer:

a=132

b=165

Step-by-step explanation:

,

Enter your answer and show all the steps that you use to solve this problem in the space provided.

Solve the system by substitution.







x

y

z
=

8

4
x
+
4
y
+
5
z
=
7
2
x
+
2
z
=
4

Answers

Answer:

5 is the answer

Step-by-step explanation:

because i said it was

Simultaneous equations can be solved by substitution, elimination, graphs and by matrices.

The values of x, y and z are:

[tex]\mathbf{x =3}[/tex].[tex]\mathbf{y = 6}[/tex].[tex]\mathbf{z = -1}[/tex]

The equations are given as:

[tex]\mathbf{-x - y -z = -8}[/tex]

[tex]\mathbf{-4x + 4y +5z = 7}[/tex]

[tex]\mathbf{2x +2z = 4}[/tex]

Make z the subject in [tex]\mathbf{2x +2z = 4}[/tex]

[tex]\mathbf{2z = 4 - 2x}[/tex]

Divide by 2

[tex]\mathbf{z = 2 - x}[/tex]

Substitute [tex]\mathbf{z = 2 - x}[/tex] in [tex]\mathbf{-x - y -z = -8}[/tex]

[tex]\mathbf{-x - y -z = -8}[/tex]

[tex]\mathbf{-x - y - (2-x) = -8}[/tex]

[tex]\mathbf{-x - y - 2+x = -8}[/tex]

Cancel out common terms

[tex]\mathbf{- y - 2 = -8}[/tex]

Add 2 to both sides

[tex]\mathbf{- y = -8+2}[/tex]

[tex]\mathbf{- y = -6}[/tex]

Divide by -1

[tex]\mathbf{y = 6}[/tex]

Substitute [tex]\mathbf{z = 2 - x}\mathbf{\ and\ y = 6}[/tex] in [tex]\mathbf{-4x + 4y +5z = 7}[/tex]

[tex]\mathbf{-4x + 4 \times 6 + 5 \times (2 - x) = 7}[/tex]

[tex]\mathbf{-4x + 24 + 5 \times (2 - x) = 7}[/tex]

Open brackets

[tex]\mathbf{-4x + 24 + 10 - 5x = 7}[/tex]

Collect like terms

[tex]\mathbf{-4x - 5x =- 24 - 10 + 7}[/tex]

[tex]\mathbf{-9x =-27}[/tex]

Divide through by -9

[tex]\mathbf{x =3}[/tex]

Recall that: [tex]\mathbf{z = 2 - x}[/tex]

So, we have:

[tex]\mathbf{z = 2-3}[/tex]

[tex]\mathbf{z = -1}[/tex]

Hence, the results are:

[tex]\mathbf{x =3}[/tex]

[tex]\mathbf{y = 6}[/tex]

[tex]\mathbf{z = -1}[/tex]

Read more about simultaneous equations at:

https://brainly.com/question/10852714

Pls helppppppppppp!!!!!

Answers

32!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Will the answer to this expression be POSITIVE or NEGATIVE?

- 1 - (-6.5)

Answers

Answer:

positive ans=5.5

hope it help u

Find the area of a triangle with vertices (1, 5), (1, -3), (3, -3).

Answers

Step-by-step explanation:

so sorry

don't know but please mark me as brainliest please

PLEASEE HELPP IM SO STUPID IDK HOW TO SOLVE THIS ILL GIVE U POINTD AND BRAINLIEST PLEASEEEEEE


Maya needs 3/4 gallons of milk to make 12 smoothies. How much milk does she need to make 30 smoothies? Use at least two strategies to support your answer.

Answers

Answer:

3 gallons I am in math club believe it or not

I need help with this question! I don’t understand this mess at all.

Answers

so line ab is parrallel and so is xy it is asking you to prove that angle 8 + angle 9 = 180

so since they are parrallel 8 is equal to 12 or you could do 9 is equal to 5 then you can see that they sit on the same straight line so angle9 + angle8 = 180 degrees

Pls help!!Which point is located at (0, –7)?

Answers

Answer:

The point E is located at (0, -7)

* 25. a. Write 3 3/4, as an improper fraction.
(10)
b. Write the reciprocal of answer a.
c. Find the product of answers a and b.

Answers

Answer:

3 in this case is equal to 12/4 (as that simplifies to get 3/1, which is simply 3). Adding this to 3/4, you get 15/4.

The reciprocal of 15/4 is 4/15.

The product of these two is 60/60, or 1

Step-by-step explanation:

A = 3x4+3=15=. 15/4

B = 4/15

C 4/15x15/4=
Cross multiply or regular multiply

Nikhil gets paid a 5 percent commission on every pair of shoes that he sells. He earned $1.00 on the last pair of shoes that he sold. The expression that can be used to represent x, the price of the shoes, is 0.05 x = 1 What was the price of the shoes?


A. $5.00
B. $10.00
C. $20.00
D. $25.00

Answers

Answer:

C

Step-by-step explanation:

it's c

have an nice day

2. Write 15% as a decimal. (1 point)
1.5
0.15
0 0.015
0.0015

Answers

0.15 because you move the decimal to the left 2 spots since 100 has 2 0’s :)

What is (one-half, I StartFraction StartRoot 3 EndRoot Over 2 EndFraction) Superscript 5?
Negative one-half + I StartFraction StartRoot 3 EndRoot Over 2 EndFraction
Negative one-half minus I StartFraction StartRoot 3 EndRoot Over 2 EndFraction
One-half + I StartFraction StartRoot 3 EndRoot Over 2 EndFraction
One-half minus I StartFraction StartRoot 3 EndRoot Over 2 EndFraction

Answers

The answer to this problem is : (D). One-half minus I StartFraction StartRoot 3 EndRoot Over 2 EndFraction

Meaning of fractions, surds and i

Fractions is an arithemetic expression that display a number having a numerator and denominator

surds are the square roots of numbers that cannot be expressed into a simplified number.

I which means bar 1, is the imaginary unit or imaginary number.

In conclusion, the answer to the problem is, One-half minus I StartFraction StartRoot 3 EndRoot Over 2 EndFraction

Learn more about fractions : https://brainly.com/question/78672

#SPJ2

Answer:

D. 1/2+i(sqrt3/2)

Step-by-step explanation:

edg 2023


Ten bags of rice, each marked 5kg rice, actually contained the following weights of rice(in kg) : 5.04kg, 4.95kg, 4.97kg, 5.00kg,5.02kg, 5.05kg,
4.97kg, 5.00kg, 4.99kg and 5.00kg. Find the probability that any of these bags chosen at random contain less than 5kg of rice.

Answers

Answer:

4.97kg, 5.00kg, 4.99kg and 5.00kg. Find the probability that any of these bags chosen at random contain less than 5kg of rice.

Step-by-step explanation:

13. Find the midpoint of the line segment with the endpoints located at (10, 10) and (1, -1).
A. (5.5, 4.5)
B. (4.5, 5.5)
C. (-8, -12)
D. (10, 0)

Answers

I donT know what is this I just need point to my problems

Answer:

I'm pretty sure that the answer will be A

Bob and Lisa went to the movies. They each bought popcorn and one drink. Lisa had a $12 gift
certificate to put toward the cost, and Bob paid the rest, which came to $13. A movie ticket costs $7
and popcorn costs $4. How much is one drink?

Answers

One drink is $1.50 hth

Which statements verify that the solution set to lx + 31 < 5 is -8
Substituting a value into the inequality from the solution set, such as -2, will create a true statement.

* Substituting a value into the inequality from the solution set, such as 1, will create a false statement.

* Substituting a value into the inequality not from the solution set, such as 4, will create a true statement.

Substituting a value into the inequality not from the solution set, such as 6, will create a false statement.

* Substituting any value into the inequality will create a true statement.

Answers

Given:

Consider the inequality is [tex]|x+3|<5[/tex] and its solution set is [tex]-8<x<2[/tex].

To find:

The statement that verify the solution set.

Solution:

Any value into the inequality form the solution set [tex]-8<x<2[/tex], will create a true statement and any value into the inequality not form the solution set [tex]-8<x<2[/tex], will create a false statement.

To verify the solution set set, we need to put any value form solution set into the given inequality.

Substituting a value into the inequality from the solution set, such as -2, will create a true statement.

Therefore, the correct option is A.

Answer:

1 and 4

Step-by-step explanation:

got it right on edge

Please help if you can!​

Answers

Answer:

5*5

Step-by-step explanation:

that would be the easy way

Answer:  12.5 square inches

Step-by-step explanation:

The equation for the area of a triangle is A = bh/2

The base and height are both 5, so its 5×5 divided by 2

25/2 = 12.5 or  12  1/2

Area is always square units, so use square inches

The "ramp" is the hypotenuse of the triangle. It's like they want to know how much they need to cover the side.


Brainlest- Please please help me thank you so much in advance

Answers

Answer:

x= 94

Step-by-step explanation:

Answer:

d, or 63 is the answer

Which only lists multiples of 18?
1,2,3,4,6,9,18
1,2,3,6,9, 18
18, 27, 36, 45
18, 36, 54, 72

Answers

Answer:

18, 36, 54, 72

Step-by-step explanation:

First list: Lists incorrect factorsSecond list: Lists correct factorsThird list: Lists incorrect multiplesFourth list: Lists correct multiples

I hope this helps!

Answer:

18, 36, 54, 72

Step-by-step explanation:

~-~

solve for x 3(-x-3)+x-3=26

Answers

Answer:

[tex]\boxed {x = -19}[/tex]

Step-by-step explanation:

Solve for the value of [tex]x[/tex]:

[tex]3(-x - 3) + x - 3 = 26[/tex]

-Use Distributive Property:

[tex]3(-x - 3) + x - 3 = 26[/tex]

[tex]3(-x ) - 9 + x - 3 = 26[/tex]

-Combine both [tex]-9[/tex] and [tex]3[/tex]:

[tex]3(-x ) - 9 + x - 3 = 26[/tex]

[tex]3(-x ) - 12 + x = 26[/tex]

-Add [tex]12[/tex] to both sides:

[tex]3(-x ) - 12 + 12 + x = 26 + 12[/tex]

[tex]3(-x) + x = 38[/tex]

-Multiply the [tex]-1[/tex] by [tex]3[/tex]:

[tex]3(-x) + x = 38[/tex]

[tex]-3x + x = 38[/tex]

-Combine both the [tex]-3x[/tex] and [tex]x[/tex]:

[tex]-3x + x = 38[/tex]

[tex]-2x = 38[/tex]

-Divide both sides by [tex]-2[/tex]:

[tex]\frac{-2x}{-2} = \frac{38}{-2}[/tex]

[tex]\boxed {x = -19}[/tex]

Therefore, the value of [tex]x[/tex] is [tex]-19[/tex].

 [tex]\bold{Hello!}\\\bold{Your~Answer~Is~Below!}[/tex]

______________________________

 [tex]\bold{Solution~Steps:}[/tex]

When we have a problem with parenthesis we must use distributive property:

[tex]3[/tex] × [tex]-x-3[/tex]The [tex]3[/tex] cancels out, leaving [tex]-x[/tex]

         * [tex]3(-x)-9+x-3=26[/tex]

Subtract [tex]3[/tex] from [tex]-9[/tex]:

[tex]3-(-9)=-12[/tex]

         * [tex]3(-x)-12+x=26[/tex]

Add [tex]12[/tex] to both sides:

Since [tex]-12[/tex] is negative we do the opposite of what we see, so it cancels out.  [tex]-12+12=[/tex] Cancels out[tex]26+12=38[/tex]

         * [tex]3(-x)+x=38[/tex]

Multiply [tex]3[/tex] and [tex]-1[/tex]:

In this case we have [tex]2[/tex] x's, so we need to get rid of one. We do this by turning [tex](-x)[/tex] into [tex]-1[/tex]. Then we multiply them together: [tex]3[/tex] × [tex]-1=-3[/tex]

         * [tex]-3x+x=38[/tex]

Combine like terms:

[tex]-3x+x=-2x[/tex]

         * [tex]-2x=38[/tex]

Divide to get [tex]x[/tex] alone:

Divide by [tex]-2[/tex] on each side by rule of opposites: [tex]-2x[/tex] ÷ [tex]-2=x[/tex] [tex]38[/tex] ÷ [tex]-2=-19[/tex]

        [tex]\boxed{x=-19}[/tex]

______________________________

 [tex]\bold{Hope~this~helps,}\\\bold{And~best~of~luck!}\\\\\bold{~~~~~~-TotallyNotTrillex}[/tex]

log x + log(x+3) = 1

Answers

9514 1404 393

Answer:

  x = 2

Step-by-step explanation:

Taking antilogs, the equation becomes ...

  x(x +3) = 10

  x^2 +3x +2.25 = 12.25 . . . . add (3/2)² to complete the square

  (x +1.5)² = 3.5² . . . . write as squares

  x = -1.5 +3.5 . . . . . . take the positive square root*

  x = 2

_____

* The negative square root gives an extraneous solution (x=-5).

__

I find that using a graphing calculator with the original equation avoids extraneous solutions. Here we transform the equation to the form f(x) = 0, so the x-intercept is the value of x we seek.

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