2020 7th grade academic rate of change unit 5 test answers please

Answers

Answer 1
Uhhhh please provide the test?

Related Questions

Rick and Jon start walking from the same location. Rick starts 15 seconds before Jon and walks at a rate of 3 feet per second. Jon walks at a rate of 4 feet per second in the same direction as Rick. Which equation could you solve to find how long it will take Jon to catch up with Rick?

Answers

Answer:

hfjf fnnc v jud dbhj  ejem emd  jfbf

Step-by-step explanation:

SOMEONE PLZ HELP I HAVE TILL TMR TO GET A 49% up

Answers

Answer:

its a

Step-by-step explanation:

Nevaeh's car used 11 gallons to travel 352 miles. At what rate does the car use gas, in
miles per gallon?

Answers

Answer:

32

Step-by-step explanation:

divide 352 by 11

The required rate for Nevaeh's car uses 32 miles per gallon of gas.

What are Arithmetic operations?

Arithmetic operations can also be specified by adding, subtracting, dividing, and multiplying built-in functions. The operator that performs the arithmetic operations is called the arithmetic operator.

/ Division operation: Divides left-hand operand by right-hand operand

For example 4/2 = 2

The required rate of car use gas is the ratio of the total distance traveled by car to the number of used gallons for the car to reach its destination.

Here total distance traveled by car = 352 miles

And the number of used gallons = 11

the car uses gas = 352 miles / 11 gallons

the car uses gas = 32 miles per gallon

Therefore, the required rate for his car uses 32 miles per gallon of gas.

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PLEASE ANSWER ASAP FOR BRAINLEST!!!!!!!!!!!!!!!!
Write an expression that is equivalent to 3k - 18

Answers

Hello,

Answer is 3(k-6)

Answer:

-18 + 3k

3k - 6

24k - 48

Step-by-step explanation:

thats just to name a few of the infinite possibilites

Write the coordinates of the vertices after a reflection over the line y = 1.

Answers

*tuff scrolls

*looks at other hard things



The graph of the equation y = 1 x + 2 is displayed.
Which equations would intersect the orange line at the
y-intercept? Check all that apply.

Answers

Answer:

A. y = 7x + 2

C. y = 2 - ⁷/3x

D. y - 2 = 4x

Step-by-step explanation:

The equation of any line that would intersect the orange line at the y-intercept, 2, would have the same y-intercept value of 2.

Thus, from the options given, the following equations has y-intercept (b) of 2.

A. y = 7x + 2

C. y = 2 - ⁷/3x

D. y - 2 = 4x

All three equations have a y-intercept value, b, of 2.

Note: option D, y - 2 = 4x, can be rewritten as y = 4x + 2.

Answer: A/C/D

Step-by-step explanation: A. y = 7x + 2

C. y = 2 - ⁷/3x

D. y - 2 = 4x

An equiangular triangle is ___ an acute triangle.
Always, sometimes, or never

Answers

never !!!!!!!!!!!!!!!!!

Answer:

Always

Step-by-step explanation:

An equiangular triangle is a triangle with three congruent interior angles. The angles of any triangle add up to 180 degrees. With three angles in a triangle that are all equal, this means each angle is 60 degrees (because 180 divided by 3 is 60).

An Acute triangle is a triangle with all of its angles being something less than 90 degrees. Since an equiangular triangle's angles all measure as 60 degrees, then the statement in the question is always true.

What is 5% of 40?

1
2
8
4

Answers

Answer:

The answer to your question is 2

Three of seven students ate apples for lunch. What is the
ratio of students who ate apples for lunch to students who
did not eat apples for lunch?

Answers

Answer:

3:4 would be the answer

Step-by-step explanation:

you're welcome

simplify 10x -(-7+6x)

Answers

4x+7 is the simplified answer

The required simplified expression of the given expression 10x -(-7+6x) is 4x - 7.

What is simplification?

The process in mathematics to operate and interpret the function to make the function or expression simple or more understandable is called simplifying and the process is called simplification.

Here,
To simplify the expression 10x -(-7+6x), we can apply the distributive property of multiplication over addition and simplify the expression inside the brackets first.

-(-7+6x) = -1×(-7) + (-1)×6x
          = 7 - 6x

Substituting this result into the original expression gives:

10x -(-7+6x) = 10x + 7 - 6x

Now we can combine like terms by adding the x terms and the constant terms separately:

= (10x - 6x) + 7

= 4x - 7

Therefore, 10x -(-7+6x) simplifies to 4x - 7.

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Remove all perfect squares from inside the square root √30b∧5

Answers

Answer:

[tex]b^{2}\sqrt{30b}[/tex]

Step-by-step explanation:

30 only has factors of 2×3×5, so the only perfect square here is [tex]b^{2}[/tex], and so you factor that out.

b^2 30b^b not sure tho

4(x - 1) + 3 - 2 ÷ 2

Answers

Answer:

no solution with given parts of equation

Step-by-step explanation:

4(x-1)+3-2/2=n

4(x+1)+3-1=n

4(x+1)+2=n

4x+4+2=n

4x+6=n

Alternatively:

Slope = 4

x-intercept = -1.5

n-intercept = 6

Answer:

If you're looking for a simplified answer it would be: 4x-2

Step-by-step explanation:

Please help! I will Give Brainlyist!​

Answers

Answer:

Its flipped over i dont get it

Step-by-step explanation:

Answer: 1/5 hope it was quick enough

Elena and Max used to rectangular wooden boards to make a set for the school play one board was 6 ft long and the other was 5 and 1/2 ft long the two boards had equal width the total area of the set was 60 and 3/8 square feet what was the width

Answers

Answer:the width is 5 1/4 ft

Step-by-step explanation:

Step 1

The area of a rectangle is given as  Length x width

Therefore the area of the rectangular board = Length x width

The length of the first board =6ft  

The length of the second board =5 1/2 ft  (5.5ft) with both having a total area of 60 3/8 (60.375ft²). To find the width of the boards since both have equal width, we use the equation

Length x width of board A +  Length x width of board B= area of board A and Board B

6w + 5.5w =60.375

Step 2---- Solving the equation

 6w + 5.5w =60.375

       11.5w = 60.375

               w = 60.375/11.5

                  w= 5.25

Therefore  the width of the two boards are  5.25 ft / 5 and 1/4 ft each

Please very urgent please give me a correct answer!

Answers

Answer:

20%, 40%, 60%, 80%

Step-by-step explanation:

The correct order should be:
0 to 1/10 to 2/10 to 3/10 to 4/10 to 5/10 to 6/10 to 7/10 to 8/10 to 9/10 then to 1.

please help me im stuck on this question 20 POINTS!!!

Answers

Step-by-step explanation:

1; x <-2 (this one has the line under the sign)

2;x>2

3;x-2<0

4;2<x ( this one has the line under the sign)

5; -2<x

Write an equation for the line with slope -5 and point (2,4).

Answers

Y = -5x + b
Plug in the point
4 = -5(2) + b
4 = -10 + b, b = 14
Solution: y = -5x + 14

what is the distance between (-4,7) and (8,-9)

Answers

Answer:

(12,-16) i think sorry if its wrong

Step-by-step explanation:

Answer: 7

Step-by-step explanation:

1
Which fraction is equivalent to 7?
ool
CON
3
24
4
24

Answers

Answer:

its 4/24 :)))))))))))))))))

what's the definition of electrolysis​

Answers

Answer: chemical decomposition produced by passing an electric current through a liquid or solution containing ions. In chemistry and manufacturing, electrolysis is a technique that uses direct electric current to drive an otherwise non-spontaneous chemical reaction. Electrolysis is commercially important as a stage in the separation of elements from naturally occurring sources such as ores using an electrolytic cell. Electrolysis is used in industry for the production of many metals and non-metals (e.g., aluminium, magnesium, chlorine, and fluorine). Electrolysis is commonly employed for coating one metal with another. The method of coating one metal with another using an electric current is called electroplating.

Hope this helps....... Stay safe and have a Merry Christmas!!!! :D

x + 8 = 20
How would I do this?
A.
Add 8 to both sides

B .
Multiply both sides by 8

C .
Divide both sides by 8

D .
Subtract 8 from both sides

Answers

Answer:

D. Subtract 8 from both sides

Step-by-step explanation:

you will have x= 12 which will be the answer :)

Answer:

D.

Subtract 8 from both sides

Step-by-step explanation:

Help ASAP !
Help ASAP !
Help ASAP !

Answers

Answer:

21/40

Step-by-step explanation:

Answer:

0.525 or 21/40. Find the LCM between the denominators which is 40.

Which graph shows a proportional relationship that passes through the point (2, 1)?
A.
B.
C.
D.

Answers

The graph that shows a proportional relationship that passes through the point (2, 1) is Graph A.

Equation of a line

A line is defined as a shortest distance between two points. In order to determine the graph that shows a proportional relationship that passes through the point (2, 1), we will need to multiply the coordinate by a scale factor and determine whether the point is on the line.

Using a factor of 2;

New coordinate = 2(2, 1)

New coordinate = (4, 2)

From the given graph, you can see that the only graph that has the coordinate point (4, 2) is the Graph A.

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Write y= -1(x-4.5)^2 + 15.25 in standered form

Answers

Given:

The equation is

[tex]y=-1(x-4.5)^2+15.25[/tex]

To find:

The standard form of the given equation.

Solution:

We have,

[tex]y=-1(x-4.5)^2+15.25[/tex]

It is a quadratic equation.

The standard form of a quadratic equation is [tex]y=ax^2+bx+c[/tex]. So, we need to write the given equation in this form.

[tex]y=-(x-4.5)^2+15.25[/tex]

[tex]y=-[x^2-2(x)(4.5)+(-4.5)^2]+15.25[/tex]         [tex][\because (a-b)^2=a^2-2ab+b^2][/tex]

[tex]y=-[x^2-9x+20.25]+15.25[/tex]

[tex]y=-x^2+9x-20.25+15.25[/tex]

[tex]y=-x^2+9x-5[/tex]

Therefore, the required equation in standard form is [tex]y=-x^2+9x-5[/tex].

The abbreviation CPCTC stands for "Corresponding parts of congruent triangles are _____________."

Answers

ANSWER: Congruent

Explanation: That’s what it means

need rn! please help, thx :)

Answers

Answer:

square root 8

Step-by-step explanation:

trust bro

following data, what would be the value of x?

Answers

Answer:

The answer is C. 10

Step-by-step explanation:

Answer:

Step-by-step explanation:

question please

If a sales person earns a 37% commission and has a sell for $345. Determine the commission the salesperson will make

Answers

Answer:

128.39

Step-by-step explanation:

37% -----> 0.37 x 347= 128.39

If you earn $13/hour and you work 2 hours overtime at a rate of time and a half, how much will you earn for each hour of overtime?

Answers

Answer:

32.50

Step-by-step explanation:

It is simple. You need to know the basics of money, fractions, and well... Math! :)

if you take 13 and multiply it by 2 you get 26

Take the 26 and put it aside ------------->         26

divide 13 in half. that would be 6.50

6.50 + 6.50 = 13      

Now get the 26 -------------------------->  26

and add 6.50 to 26.

That would be 32.50!

Please make sure to follow and like! :)

been stuck on this for a bit

Answers

1. Find the m by y2 - y1 over X2 - x1
m = 3-(-3). -8-(8)
=6 = -16
m = 6/-16
= -2/8
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