7 times a number is 30 greater than the sum of twice the number and five

Answers

Answer 1

Answer:

7 X = 30 + 2(x + 5)

7x = 30 + 2x + 10

7x = 40 + 2x

7x - 2x = 40 + 2x -2x

5x = 40

x=8

Answer 2

Answer:

x=8

Step-by-step explanation:

7 X = 30 + 2(x + 5)

7x = 30 + 2x + 10

7x = 40 + 2x

7x - 2x = 40 + 2x -2x

5x = 40

x=8


Related Questions

Find the volume of a sphere with a radius of x – 1.

Answers

-2.52 this is the answer because y=md+b

Yesterday the temperature at noon was 28.8°F. By midnight, it had dropped by 30.9°F. What was the temperature at midnight?

Answers

Answer:

-2.1°F

Step-by-step explanation:

We will subtract 28.8°F from 30.9°F and then reverse our answer.

30.9°F - 28.8°F = 2.1°F

= -2.1°F.

Answer: -2.1°F

The correct answer is -2.1°F. You do this by simply subtracting 28.8 by 30.9. When doing this, you get -2.1. So the temperature at midnight was -2.1°F.

Step-by-step explanation:

Hope this helps =)

will give u 20 points brainlist

Answers

Answer:

once a plats grew in 2 weeks he was 12 weeks old and he grew by 10 to 60 height lead and and he gained 140 to 155 fat

Step-by-step explanation:

Wayne Gretzky holds the NHL record for the most points scored in a career. He scored 2857 points in 1487 games.

a) Calculate his average points per game.

b) At this rate, how many more points would he have scored if he had played 79 more games.

Answers

Answer:

1999 The most points scored in an NHL career is 2,857, achieved by Wayne Gretzky (Canada) while playing for the Edmonton Oilers (Canada), Los Angeles Kings, St Louis Blues and New York Rangers (all USA) from 1979 to 1999. The points total comprises 894 goals and 1,963 assists in 1,487 games.

Step-by-step explanation:

a) Wayne Gretzky's average points per game is approximately 1.9202.

b) Wayne Gretzky would have scored approximately 151.5438 more points if he had played 79 more games.

a) To calculate Wayne Gretzky's average points per game, we divide the total points scored (2857) by the total number of games played (1487):

Average points per game = Total points scored / Total games played

Average points per game = 2857 / 1487 ≈ 1.9202

Wayne Gretzky's average points per game is approximately 1.9202.

b) To find out how many more points Wayne Gretzky would have scored if he had played 79 more games, we can use the average points per game calculated in part (a).

We know that his average points per game is approximately 1.9202. So, to find the additional points in 79 games, we can multiply the average points per game by the number of additional games:

Additional points = Average points per game * Additional games

Additional points = 1.9202 * 79 ≈ 151.5438

Wayne Gretzky would have scored approximately 151.5438 more points if he had played 79 more games.

To know more about average points:

https://brainly.com/question/16699422

#SPJ2

Need help with #8 its solving logarithm

Answers

Answer:

The answer to the logarithm is 2 so inputting this into the equation it would now be 2 ( 4 + 6) - 2(4) = 4 now solving it would be 20 - 8 which is 12/3 which is 4 so the final answer will be 1/4.

Step-by-step explanation:

The Drama Club can spend no more than $120 for costumes. They already spent $79. How much more can they spend for costumes? HELP PLEASE!

Answers

An$41 dollars left to spend

Step-by-step explanation:

What is the midpoint of the line segment shown?
Please answer as soon as possible.

Answers

Answer: (0,1)

Step-by-step explanation:

Coordinates of the points are (-4,-3) and (4,5) so the midpoint is

((-4+4)/2,(-3+5)/2) = (0,1)

Advertising A bank manager wants to encourage new customers to open accounts with principals of at least $3,000. He decides to make a poster advertising a simple interest rate of 3%. What must the principal be if the bank manager also wants to advertise that one can earn $10 the first month? Can the poster correctly say, "Open an account of $3,000 and earn at least $10 interest in 1 month!"?​

Answers

Answer: I GOT YOU

Step-by-step explanation: The poster says, "Open an account of ​$3,500 and earn at least ​$10 interest in 1​ month!" is correct

He decides to make a poster advertising a simple interest rate of 4.8%.  

We have to find what must the principal be if the bank manager also wants to advertise that one can earn  $10 the first month

So, the statement is correct.

Hence, the amount to be invested is $2500 and the poster says correctly.

Answer: 4,000

Step-by-step explanation: Dont feel like explaining, just trust me.

Find the slope of the line that passes through (-41, 87) and (-42, 41).

Answers

Answer:

slope is 46

Step-by-step explanation:

picture

What is the solution to this inequality?
X-6<-4

Answers

Step-by-step explanation:

[tex]x - 6 < - 4[/tex]

[tex]x - 6 + 6 < - 4 + 6[/tex]

[tex]x < 2[/tex]

The design is rotated about the line x=1 to produce the shape of the urn. Finish the potter's design by drawing a picture
of what the urn looks like. In your picture, include a properly labeled coordinate plane and the line x= 1.
Upload your drawing below.
Sign out

Answers

When the urn is reflected over x = 1, the new urn becomes a mirror of the old diagram.

How to draw the new poster design

From the question, we understand that the new poster design is to be drawn by reflecting the urn (i.e. the red figure) across the line x = 1

The line x = 1 is a vertical line that passes through the x-axis at x = 1.

To reflect the urn across x = 1, we simply flip the urn over the line.

See attachment for the diagram

Read more about reflection at:

https://brainly.com/question/4289712

When the urn is reflected over x = 1, the new urn becomes a mirror of the old diagram.

The new poster design is to be drawn by reflecting the urn (i.e. the red figure) across the line x = 1

The line x = 1 is a vertical line that passes through the x-axis at x = 1.

To reflect the urn across x = 1, we simply flip the urn over the line.

_______|________

\              |              /

 \            |            /

 /            |            \

/______|_______\

             |

(copy and paste for the people that have to "draw" this out on odyssey ware <3) p.p.s just copy the thing. it won't paste correctly.

A school choir needs to make T-shirts for its 75 members and has set aside some money in their budget to pay for them. The members of the choir decided to order from a printing company that charged $3 per shirt, plus a $50 flat fee for shipping. If the school spends $113 total, how many T-shirts did they buy?

Answers

Answer:

21

Step-by-step explanation:

Let x = number of t-shirts

Let y = total cost

If the company charges $3 per shirt, plus a $50 flat fee for shipping:

⇒ y = 50 + 3x

If the school spends $113 total, subtitute y = 113 and solve for x:

⇒ 113 = 50 + 3x

⇒ 113 - 50 = 3x

⇒ 63 = 3x

⇒ x = 63 ÷ 3

⇒ x = 21

Therefore, the choir bought 21 t-shirts

Solution:

Note that:

Equation created: 50 + 3(Shirts) = $113

Solve the equation to find out how many shirts did the school choir bought.

=> 50 + 3x = $113=> 3x = 113 - 50=> 3x = 63=> x = 21

The school choir bought 21 shirts.

HELP ILL GIVE YOU BRAINLIEST
Determine the absolute maximum value of the function f.

Answers

Answer: I think 7

Step-by-step explanation:

Solve for x. The problem is in the picture!

Answers

Question:- Solve for X

Given:-

According to the diagram:-

Angle D = (6x+ 8)°Angle E = (5X+8)°Exterior angle C = 82°

Answer:-

Exterior angle property:-

Exterior angle is equal to the sum of two opposite interior angle

ATQ :-

[tex] \angle D + \angle \: E = ext \angle C \\ 6x + 8 + 5x + 8 = 82 \\ 11x + 16 = 82 \\ 11x = 82 - 16 \\ 11x = 66 \\ x = \frac{66}{11} \\ x = \frac{ \cancel{66}^{ \: \: 6} }{ \cancel{11} } \\ x = 6[/tex]

The value of x from the figure is 6

Angles of a triangle

The sum of the interior angles of a triangle is equal to its exterior

Acording to the figure shown;

6x + 8 + 5x + 8 = 82

11x = 82 - 16

11x = 66

Divide both sides by 11

111x/11 = 66/11

x = 6

Hence the value of x from the figure is 6

Learn more on angles of a triangle here: https://brainly.com/question/25215131

what is x

x/2 = (8 - 2x)/4

Answers

Answer:

x = 2

Step-by-step explanation:

x*(4) = (8-2x)*(2)

4x = -4x+16

+4x    +4x

8x = 16

x = 2

Answer:

x = 2

Step-by-step explanation:

Multiply to remove the fraction, then set equal to 0 and solve.

What is n in n:44 = 7:11?

Answers

Answer:

n = 28

Step-by-step explanation:

hope this helps :)

[tex]\frac{n}{44} =\frac{7}{11} \\\\11n=308\\n=\frac{308}{11} \\n=28[/tex]

17. Hayden earns $ 9.50 per as a lifeguard . He earns a bonus of $50.00 For taking a training
course. How many hours must he work to earn at least $300.00
Variable:
Inequality

Answers

Answer:

26.32

Step-by-step explanation:

50 + 9.5x = 300

9.5x = 250

x = 26.32

Have a good day!

Find the distance, c, between (–3, 4) and (2, –3) on the coordinate plane. Round to the nearest tenth if necessary.

Answers

Using the distance formula, the distance between (-3, 4) and (2, -3) is: 8.6 units.

What is the distance formula?

Distance formula for calculating the distance between two points on a coordinate plane is given as: [tex]d = \sqrt{(x_2 - x_1)^2 + (y_2 - y_1)^2}[/tex].

Let,

(-3, 4) = (x1, y1)

(2, -3) = (x2, y2)

Plug in the values

[tex]c = \sqrt{(2 - (-3))^2 + (-3 - 4)^2} \\\\c = \sqrt{74} \\\\[/tex]

c = 8.6 units.

Therefore, using the distance formula, the distance between (-3, 4) and (2, -3) is: 8.6 units.

Learn more about distance formula on:

https://brainly.com/question/661229

What is the answer of 5/8 + 2 1/8​

Answers

Step-by-step explanation:

11/4 or 2¾

easy peasy....

The problem is 52÷(−4/5)

Answers

Answer: either -65 or -2.6

Hope this helps

It depends on the way you do the math, but Its one of those.

Need answer as soon as possible

Answers

Answer:

adding all like terms the answer will be:

[tex]\frac{3}{8} x + \frac{1}{2} y + \frac{3}{8}[/tex]

Step-by-step explanation:

Answer:

sec answer

[tex] \frac{3}{8} x + \frac{1}{2} y + \frac{3}{8} [/tex]

I need answers for those asap

Answers

Answer: x = -5 and y = -5

Step-by-step explanation:

They drew the linear graph for the simultaneous equations on the graph already

The answer the the equations is the intersection of the lines which is (-5,-5) or x = -5 and y = -5

show the linear graph obtained by joining the following points is a staright line. (6,-3),(6,1)and(6,6)

Answers

Points be

A(6,-3)B(6,1)C(6,6)

Slope of AB:-

[tex]\\ \tt\hookrightarrow m=\dfrac{1+3}{6-6}=\dfrac{4}{0}=\infty[/tex]

Slope of BC

[tex]\\ \tt\hookrightarrow m=\dfrac{6-1}{0}=\infty[/tex]

As

Slope of AB=Slope of BC

A,B,C are colinear.

Find the equation of a line that passes through the points (-1,3) and (3,-5).
Leave your answer in the form y = mx + c

Answers

Answer:  y =  mx+cG =  A100​G =  A100​G =  A100​

Step-by-step explanation:  Solve for c

c=y−mx  

{

m=−

x

c−y

,

m∈R,

 

x

=0

y=c and x=0

Answer:

y= -2x+1

Step-by-step explanation:

The slope of the line is -4/2, which gets simplified to -2. Then, the line passes through y-intercept (0,1), which becomes +1 as the y-intercept in y=mx+b form. Therefore, the equation is y= -2x+1. I'm 100% sure this is right. Hope that helps :)

The amount of region enclosed by a plane closed figure is calles

Answers

Answer:

The amount of region enclosed by a plane-closed figure is called its Area. Hence, correct answer is Area.

FROM

SURAJ SAINI

4a to the power of 2 + 18 = 118?

Answers

SOLUTION:

=) (4a)² + 18 = 118

=) 16a + 18 = 118

=) 16a = 118 - 18

=) a = 100/16

=) a = 6.25

Answer:

2.5

Step-by-step explanation:

(4a)^2 + 18 = 118

16a^2 = 100

a^2 = 100/16

a^2 = 25/4

a = 5/2 = 2.5

By selling a television set for $421 Suzie incurred a loss of 6%.What is the cost price?

Answers

The cost price of this television set is equal to $447.87.

Let the cost price be C.

Given the following data:

Selling price = $421.Percentage loss = 6%.

To calculate the cost price:

How to calculate cost price.

In this exercise, you're required to determine the cost price of a television set that was sold for $421.

Mathematically, cost price is given by this formula:

[tex]Cost\;price = \frac{Selling\;price \times 100}{100-Percentage\;loss}[/tex]

Substituting the given parameters into the formula, we have;

[tex]Cost\;price = \frac{421 \times 100}{100-6}\\\\Cost\;price = \frac{42100}{94}[/tex]

Cost price = $447.87.

Read more on cost price here: brainly.com/question/933761

Find the Volume. HELP PLEASE!!!!​

Answers

Answer:

Volume: 198in³

Step-by-step explanation:

L x W x H

length x width x height

Length = 8in

Width = 4 1/2in or 4.5in

Height = 5 1/2in or 5.5in

8 x 4.5 x 5.5 = 198in³

Answer:

198 inches cubed

Step-by-step explanation:

The formula for volume for a rectangular prism is V=whl or volume equals width x height x length. I'm personally not a huge fan of fractions, so I convert 4 1/2 to 4.5 and 5 1/2 to 5.5. If you multiply 4.5 (the width), 8 (the length), and 5.5 (the height) together, you get 198 inches cubed.

Have an amazing day!

[:

The Gomez family ordered $39.50 worth of
pizza and subs. They gave the delivery person
a 20% tip. What was the total cost of the food
and tip? Roun to the nearest cent?

Answers

Step-by-step explanation:

To find the cost of the tip, we need to find 120% of 39.50.

120% = 100% (order) + 20% (tip)

Let's use fractions. 39.50 can be put over 1, and 120 can be put over 100.

Equation:

[tex]\frac{39.50}{1} \times \frac{120}{100} =?[/tex]

Multiply:

[tex]\frac{39.50}{1} \times \frac{120}{100} =\frac{4740}{100}[/tex]

Divide 4740 and 100 by 100:

[tex]\frac{4740 \div 100}{100 \div 100} = \frac{47.4}{1}[/tex]

The total cost of the food is $47.40.

4+5(p-1) how to expand brackets and then simplify

Answers

Step-by-step explanation:

these are multiplications.

you could also write

4 + 5×(p - 1)

now, we need to calculate the contents of brackets (if we can), then do the multiplications and divisions, before we can do the then remaining additions and subtractions.

if we cannot do a calculation directly (because there is a variable involved), we need to do and document the single steps for the individual parts involved.

so,

4 + 5×(p - 1) = 4 + 5×p + 5×-1 = 4 + 5p - 5 = 5p - 1

remember, a multiplication of 2 expressions is done by multiplying every term of one expression with every term of the other expression and adding the results up (by considering their individual signs, of course).

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