Cumulative Review

Write the equation in slope-intercept form. 

 $x\ +\ 2y\ =10$  

•  $y=-2x+5$  

•  $y=-\frac{1}{2}x+5$  

•  $y=-\frac{1}{2}x-5$  

•  $2y=-x+10$ 

What type of slope does the following graph have?

• Postive
• Negative
• Zero Slope
• Undefined

Tags

CCSS.8.EE.B.5

Find the slope of the line that passes through

(10, 1) and (5, 2)

• $\frac{1}{5}$

• $-\frac{1}{5}$

• $5$

• $-5$

For the function,  

 $f\left(x\right)=-3x+3$  
find  $f\left(0\right)$  .

•  $0$  

•  $-3$  

•  $3$  

•  $-1$  

The function h(t) represents the height in inches of a plant after t weeks. What does the notation h(4) = 5 mean?

• After 5 week the plant is 4 inches tall
• The plant grows at a rate of 5/4 inch per week
• After 4 weeks the plant is 5 inches tall
• The plant grows at a rate of 1 inch per week

Tags

CCSS.HSF.IF.A.2

What type of slope does the graph have?

• Positive
• Negative
• Zero Slope
• Undefined

Tags

CCSS.8.EE.B.5

How much does it cost to have your lawn mowed for 2 hours?

• $16
• $14
• $18
• $21

What does the y intercept represent?

• Population in 2000.

• Population at 0.

• The years when population is 0.

• The years when the population is the highest.

What is the line of best fit for this data?

•  $y=2.46x+3.30$  

•  $y=-2.46x+3.30$  

•  $y=2.46x-3.30$  

•  $y=-2.46x-3.30$