Math 8 Benchmark FINAL REVIEW!

Write the equation of the line in slope-intercept form.

Which statement about the graph of a linear function is true?

• The graph is a straight line.

• The graph intersects the x-axis in two places.

• The graph intersects the y-axis in two places.

• The graph is a curved line.

Which graph represents a linear function?

• 
• 
• 
• 

Which scatterplot has the BEST line of best fit to represent the scatterplot?

• 
• 
• 
• 

Which equation represents a non-linear function? Select ALL that apply!

• y=4x+5

• y=3(x-1) + 8

Sally gathered data from her classmates absences versus test scores. If there is an outlier in the data, which graph below best represents her findings?

• 
• 
• 
• 

Which equation represents the relationship between x and y?

• y=4x+2

• y= -4x+6

• y = x + 10

• y = x -8

Based on the linear model, how much money is expected to be in the account in 15 days, in dollars?

• $75

• $15

• $275

• $123

The graph of a linear equation passes through the points (10,7) and (2,-2), What is the rate of change?

What is the coordinate of point P?

• P = -2

• P = 2

• P= -3

• P=3