Algebra Diagnostic Test

Calculate the slope of the line that passes through the points (-4, 7) and (1, -7 ) .

• undefined

• 0

• The lines are parallel.  

• The lines are perpendicular. 

• The lines intersect, but are not perpendicular.  

• The lines are the same. 

Solve the following:
-2 x (3 + 8 ÷ 4)²

• -16

• 1.375

• 4

• -50

-6k + 7k=

• k

• -k

• 12k

• -12k

In the equation y=mx+b,
what does m represent?

• Nothing in particular

• The y-intercept

• The x-intercept

• Slope

Name the y intercept

• 4

• -1

• 1

• -4

Simplify
(1/3)(21m + 27)

• 63m + 9

• 7m + 9

• 7m + 81

• 7m + 27

Find the slope of:
(1,8) and (3,12)

• 2

• 1/2

• 9/7

• -2

Is it a function?

• It IS a function.

• It IS NOT a function

Which equation matches the graph?

• y = 60x

• y = 40x

• y = 80x

• y = 20x