Slope and Y-Intercept

In y = mx + b, which variable represents the y-intercept?

• y

• m

• x

• b

The point where the graph crosses the y-axis.

• Slope

• x-intercept

• y-intercept

What is the slope of the equation:

y = -2x + 5

• 2

• -2

• 5

What is the y-intercept of the equation

y = 5x - 8

• 5

• -5

• 8

• -8

What is the y-intercept of the equation:

y = -5x

• 5

• -5

• 1

• 0

Which of the following equation has a slope of 2 and y-intercept of -1

• y= -2x + 1

• y = 2x + 1

• y = 2x - 1

Identify the slope in the equation below.

y = 4x - 10

• y

• 4

• x

• -10

What is the simple definition of slope? 

• line
• run/rise
• undefinied
• rise/run

What is the equation of a line with a slope of 4 and a y-intercept of 2?

• y = -4x + 2

• y = -2x + 4

• y = 4x + 2

• y = 2x + 4

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)