Answer:
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A fish was 7 feet below sea level and
descended 12 feet. The expression
-7 - 12 represents this situation.
Find –7 – 12 to determine the location of
the fish compared to sea level.
Answer:
Hi... If we assume the sea level as the origin or zero, the sum of seven and twelve times or nineteen, and because it is under the sea, its sign becomes negative... - 19
Mr.Sampson fills the family pool with water for the summer, after two hours, the water has reached the depth of 2.5 feet.After three hours the water level has riden to 3 3/4
This question is incomplete
Complete Question
Mr Sampson fills the family pool with water for the summer.After two hours,the water has reached a depth of 2.5 feet. After three hours,the water level has risen to 3 3/4 feet.If the relationship between time and water depth is proportional,what is the constant of proportionality?
Answer:
1.33
Step-by-step explanation:
Time is proportional to Depth
Hence:
T ∝ D
T = kD
Where k is the constant of proportionality
After two hours,the water has reached a depth of 2.5 feet. After three hours,the water level has risen to 3 3/4 feet.
Total number of hours now is 3 + 2 = 5 hours
5 = k × 3 3/4
5 = k × 3.75
k = 5/3.75
k = 1.33
does product mean the anwser????
Answer:
Multiplication
Step-by-step explanation:
Product is mutiplying hope this helps :D plz mark brainliest
Answer: Yes, the product is the answer of result to a multiplication problem or expression.
Step-by-step explanation: In mathematics, a product is the result of multiplication, or an expression that identifies factors to be multiplied. The two numbers that are being multiplied are called factors. For example, 30 is the product of 6 and 5, and is the product of and. Another way of saying “and” is x, which is the multiplication sign.
WILL GIVE BRAINLIEST IF ANSWERED CORRECTLY
Find the area and perimeter of the object:
Answer:
Perimeter: 79 ft.
Area: 352 ft.
Step-by-step explanation:
Perimeter: 22+22+16+16 = 79 ft.
Area: 22 × 16 = 352 ft.
In a packet of 40 skittles, 30% are red. How many skittles are red
Answer:
12 skittles are red
Step-by-step explanation:
and easy way to do this on the calculator is 40*0.3 which will give you the number that is the 30%.
Answer:
30
Step-by-step explanation:
because there is 40% and 30% are red so 30
not a 100% sure just trying to help
Can someone please help me with the last 3
Answer:
its pretty complicated
Step-by-step explanation:
please helpppp!!! i’ll mark brainlest
Answer:
A
Step-by-step explanation:
Answer:
this is just trial and error:
2*2*3*3=4*9=36, so you can select A.
2*9*2=18*2=36, so you can select B.
2*2*9=4*9=36, so you can select C.
2*3*2*3=6*6=36, so you can select D.
It looks like all of them are correct, you can mark all of them.
A number x is more than -6 and at most -1
Answer:
-6<x≥-1
Step-by-step explanation:
-6<x≥-1
The expression is written as;
-6 < x ≤ -1
What is Inequality?
To compare two or more mathematical expression in a relation is called an inequality.
Given that;
The expression is;
A number x is more than -6 and at most -1.
Now, The number x is more than -6.
It can be written as;
-6 < x
And, The number x is at most -1.
It can be written as;
x ≤ -1
After combine both inequality, we get;
- 6 < x ≤ -1.
Thus, The expression is written as;
-6 < x ≤ -1
Learn more about the inequality visit:
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Simplify the following expression: x − x
Answer:
=x
Step-by-step explanation:
Answer:
0
Step-by-step explanation:
1-1=X-X
May you please help me??
Select the algebraic definition for the piecewise function graph.
A. 2
B. 4
C. -3 is equal to x <-1
D. -1 is equal to x <1
E. 0
F. 1 is equal to x<3
G. -2 is equal to x<5
H. -3 is equal to x<3
I. 3
The piece-wise function is defined by:
[tex]f(x) = 1, -3 \leq x < -1[/tex]
[tex]f(x) = 2, -1 \leq x < 1[/tex]
[tex]f(x) = 3, 1 \leq x < 3[/tex]
A piece-wise function is a function that has different definitions, based on the input.
In this graph:
When x is between -3(inclusive, closed circle) and -1(exclusive, open circle), the value is 1, thus, the first definition is:[tex]f(x) = 1, -3 \leq x < -1[/tex]
When x is between -1(inclusive) and 1(exclusive), the value is 2, thus, the second definition is:[tex]f(x) = 2, -1 \leq x < 1[/tex]
When x is between 1(inclusive) and 3(exclusive), the value is 3, thus, the third definition is:[tex]f(x) = 3, 1 \leq x < 3[/tex]
A similar problem is given at https://brainly.com/question/13205719
On a hike, Parker noticed that the temperature at the base of a mountain was 69°F. At a point on the mountain that was 2,000 feet above the base, the temperature was 63°F. What is the average rate of change of temperature in °F/ft?
Answer:
-0.003 %Fahrenheit
Step-by-step explanation:
Help me. Two numbers have a sum of 30. Half of their difference is 7. Find the numbers.
Answer:
the correct answers are 22 and 8
A tree casts a shadow that is 125 feet in length. The angle of elevation with the sun is 32°. What is the height of the tree?
Answer:
Height of the tree is 78.11 feet.
Step-by-step explanation:
By applying the tangent rule in the right triangle formed,
Since, tanθ = [tex]\frac{\text{Opposite side}}{\text{Adjacent side}}[/tex]
tan(32)° = [tex]\frac{h}{125}[/tex]
h = 125(tan32°)
h = 125(0.62487)
h = 78.109
≈ 78.11 ft
Height of the tree will be 78.11 feet.
Which of these is not part of an algebraic equation?
A
an inequality sign
B
an expression
C
an equal sign
D
a variable
Answer:
A-an inequality sign
Step-by-step explanation:
inequality sign: greater then, less than, equal to.
expression: 2x + 3 no equal sign
equal sign: =
Variable: a letter in the equation such as n x 6=?
Hope this is correct.
27.12 -4.8 X 1 into minus 2 x 2
27.12-4.8=22.32
22.32*1= 22.32
22.31-4= 18.32
Sam has some pennies, dimes and nickels in his pocket which total 52 cents. He has two more nickels than dimes and three times as many pennies as nickels. How many of each coin does he have?
Answer:
Step-by-step explanation:
Let the amount of pennies be x
amount of dimes be y
amount of nickels be z
If it all totaled 52, then x+y+z = 52
If he has two more nickels than dime, then;
z = y + 2
y = z-2
If he has three times as many pennies as nickels;
3x = z
x = z/3
Subtitute the funcion in original function;
z/3 + (z-2) + z = 52
z + 3z - 6 + 3z = 156
7z - 6 = 156
7z = 162
z =
What is the annual interest on a 5,000 loan with a simple interest rate of 6%
Answer:$50.00
Step-by-step explanation:Each monthly interest is $4.17 so you muiltiply is by 12 and get $50.00 annually
Which relation is a function
Answer:
A.
Step-by-step explanation:
A function is a relation in which every input or value in the domain is paired with exactly one output or value in range.
Draw vertical to check if there is one output for one input.
Hope it is useful...
△ABC is reflected over the x−axis and then reflected over the y−axis to form ΔA''B''C'' as shown below.
Answer:
D
Step-by-step explanation:
Because it is.
The general rule maps △ABC onto ΔA''B''C'' is (x,y) turns to (x, -y). so option C is correct.
How does reflection across axis work?When a graph is reflected along an axis, say x axis, then that leads the graph to go just in opposite side of the axis as if we're seeing it in a mirror.
If we study it more, you will find that its symmetric, thus each point is equidistant from the axis of reflection as that of the image of that point.
Thus, if we are reflecting a point (x,y) along x axis, then its abscissa will stay same but ordinates will negate. Thus (x,y) turns to (x, -y)
Similarly, if we are reflecting a point (x,y) along y axis, the resultant image of the point will be (-x,y)
△ABC is reflected over the x−axis and then reflected over the y−axis to form ΔA''B''C'' is shown.
The general rule maps △ABC onto ΔA''B''C'' is (x,y) turns to (x, -y). so option C is correct.
Learn more about reflection here;
https://brainly.com/question/28186407
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5(1 - 2x) = -65
( Multi- Step equations)
Please help:)<3
show steps if you can thank you!:)<4
Step-by-step explanation:
5(1-2x) = -65
5-10x = -65
65+5 = 10x
70 = 10x
7 = x
x = 7
Answer:
X=7/2
Step-by-step explanation:
5(1 - 2x) = -65
5-20x=-65
-20x=-65-5
-20x=-70
Minus sign cancel from both side
So x=70/20
X=7/2
HELP ASAP!!!!! need help now please, 10 points for the person who answers
5(2p-6)=40
10p-30= 40
five more than the question of a number and -3 is 17
Answer:
what?
Step-by-step explanation:
Answer:
N = 9
Step-by-step explanation:
5+ (n -3)= 17 I think I could be wrong
what is 1/35 divided by 2 5/7? Please help!
Answer:
1/95
Step-by-step explanation:
2 5/7 = 19/7
1/35 divided by 2 5/7
1/35 ÷ 19/7
1/35 × 7/19
1 × 7/35 × 19
7/665 = 1/95
I've been doing this for a while and I can't figure out the order from least to greatest or how I would figure out the order?
Answer:
Wym from least to greatest of what
Step-by-step explanation:
SOMEONE PLZ HELP ME!!!!!
Explain how you find a unit rate when given a rate.
Answer:
when giving a rate you need to get a unit rate which is a fraction with a 1 on top then you would divide by the same number as the number if you have 6/6 then divide by 6
Step-by-step explanation:
whats 10 divided by 3567
Answer:
2803
2 8 0 3
3 5 6 7 | 1 0 .
7 . 1 3 4
2 . 8 6 6 0
2 . 8 5 3 6
1 2 4 0 0
1 0 7 0 1
1 6 9 9
Answer:
0.00280347631
Step-by-step or something like that:
Why would you ask though? Lol
Ronin simplified an expression, and his solution is shown below. His teacher told him to verify that they are equivalent by using x = 5. What is the resulting value of both expressions? x + 13 + 2 x minus 4 = 3 x + 9
Answer:
24
Step-by-step explanation:
Answer:
24
Step-by-step explanation:
a wheelbarrow can hold 2.4 pounds of cement at a time. if it takes samantha 0.5 trips to transport all of his cement, how much cement has samantha movie with the wheelbarrow
Answer:
1.2 pounds
Step-by-step explanation:
if it only takes her half a trip then she would have half the amount of cement in her wheelbarrow
Which Polygon Is Not Regular
Answer:
Option 4 (Rhombus)
Step-by-step explanation:
A regular polygon has all equal sides and angles, which is not the case with the Rhombus.
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