Math 8 STAAR Review

y=2x+1 What is your slope? 

• 2
• 1
• x
• 5

y=2x+1 b=?

• 2
• y/b
• 1
• x

At what rate did the rain fall?

• 2 cm per hour
• ¹/₄ cm per hour
• ¹/₂ cm per hour
• 4 cm per hour

Which graph shows a proportional relationship between x and y?

• A
• B
• C
• D

Find the rate of change

• 1
• 2
• 11
• Not a constant slope/Non-Linear

REVIEW QUESTION
Is this table proportional or non-proportional?

• Proportional
• Non-Proportional

y=2x+1 What is your y-intercept? 

• 2
• 2/1
• x
• 1

What is/are the rule/rules of a proportional relationship? 

• It's a line
• It's a line that goes through (0,0)
• It's a palabra that goes through (0,0) 
• It's anything on a graph

Question 4
Which graph is non-proportional?

• A
• B
• C
• D

y=2x+1 m=? 

• 2
• 1
• 4/2
• y