Proportional and Nonproportional Relationships

Which graph is a nonproportional relationship?

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Tags

CCSS.7.RP.A.2D

Which graph is a proportional relationship?

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Which equation represents a proportional relationship?

• $y=\frac{2}{3}x-2$

• $y=x^2$

• $y=2x+3$

• $y=\frac{2}{3}x$

Which equation in function notation represents the graph shown in the coordinate plane?

• $f\left(x\right)=-x$

• $f\left(x\right)=-x+1$

• $f\left(x\right)=x+1$

• $f\left(x\right)=x$

What is the equation in function notation of the graph shown in coordinate grid?

• $f\left(x\right)=5x$

• $f\left(x\right)=-5x$

• $f\left(x\right)=-5x-1$

• $f\left(x\right)=5x+1$

What is the equation in function notation of the graph shown in the coordinate grid?

• $f\left(x\right)=4x$

• $f\left(x\right)=10x$

• $f\left(x\right)=\frac{1}{4}x$

• $f\left(x\right)=\frac{1}{10}x$

What is the equation in function notation of the graph shown in the coordinate plane?

• $f\left(x\right)=2x$

• $f\left(x\right)=2x+1$

• $f\left(x\right)=\frac{1}{2}x+1$

• $f\left(x\right)=\frac{1}{2}x$