Foundations of Algebra Review

Which graph is linear?

Determine the slope and y-intercept from the following equation:   y = 3/2x + 3

• slope: 5   y-intercept:  (0,3) 
• slope: 3/2   y-intercept:  (0,3) 
• slope:  4  y-intercept:  (0,3/2)
• slope: 1/5   y-intercept:  (0,5) 

What is the y-intercept for the given graph?

• (0,-5)

• (0,5)

• (0,1)

• (0,-1)

Which equation represents the following graph?

• y = 3x + 2
• y = -2x + 3
• y = 2x + 3
• y = -3x + 2

What does "m" represent in y=mx+b?

• y-intercept
• slope
• macaroni
• nothing

• -15/4

• 1/2

• -3/6

• 11/3

What is the x-intercept of
x+4y=7?

• (7/4, 0)
• (0, 7/4)
• (7, 0)
• (0,7)

Name the y-intercept for the equation:

5x - 3y = 15

• (0, -5)

• (-5, 0)

• (15, 3)

• (5, 0)

Which figure shows a set of perpendicular lines?

• -4

• 4

• 3

• -3