7.a)

**Make a table of values from the graph**

b)

**Does the graph represent a linear relation? Explain.**

Yes, it shows a linear relation because its on a straight line and it goes up by the same amount everytime.

c)

**Is it possible to have other points between the ones on this graph? Explain.**

Yes, because if she only works for 1 1/2 hours then there are possible points between the graph.

9. a)

**Describe the pattern on the graph.**

x- starts at 1 goes up by 2

y- starts at 2 goes up by 2

b)

**Make a table of values using at least five whole number values for x.**

c)

**What is the value of y when x =2?**

3x+2=y

3(2)+2=y

6+2

8=y

d)

**What is the value of y when x=5?**

3x+2=y

3(5)+2=y

15+2=y

17=y

Chapter 9 Practice Test Questions

8 a)

**What is the price per can of Zap?**

Per can of Zap costs $3

**b) Describe three patterns on the graph**

-The cans increase by 1 everytime

it has a linear relation because its on a straight line

The cost increase by 3 everytime

**c) If you placed a point at (0,0) what would each coordinate represent?**

If you placed a point at (0,0) it would represent 0 cans of Zap and 0 dollars

6.

**If the equation is s= -4+2, the value for s in (-1,s) is ___**

s=-4t+2

s= -4(-1)+2

s= 4+2

s=6

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