7th Grade Unit 4 Review

Front

What is the equation to solve for k in terms of x and y?

Back

k = y/x

Tags

CCSS.HSA.REI.B.3

Front

Express the constant of proportionality in the form y = kx for the equation where k = 2.

Back

y = 2x

Tags

CCSS.7.RP.A.2C

Front

What does k represent in a proportional relationship?

Back

The constant of proportionality

Tags

CCSS.7.RP.A.2B

Front

Which equation represents a proportional relationship?

Back

y = kx

Tags

CCSS.7.RP.A.2D

Front

What characterizes a proportional graph?

Back

A straight line (linear) that goes through the origin

Tags

CCSS.7.RP.A.2D

Front

If y = 3x, what is the constant of proportionality?

Back

k = 3

Tags

CCSS.7.RP.A.2B

Front

What is the relationship between x and y in a proportional equation?

Back

y is directly proportional to x.

Tags

CCSS.7.RP.A.2D

Front

How do you find the constant of proportionality from a table of values?

Back

Divide y by x for any pair of values.

Tags

CCSS.7.RP.A.2B

Front

What does it mean if a graph does not pass through the origin?

Back

It is not a proportional relationship.

Tags

CCSS.7.RP.A.2D

Front

If k = 1/4, what is the equation of the proportional relationship?

Back

y = (1/4)x

Tags

CCSS.7.RP.A.2D