Linear Relationships

What is the slope of the equation y = 3x + 2?

• Slope = 3

• Slope = 2

• Slope = -3

• Slope = -2

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

• Nothing in particular

• The y-intercept

• The x-intercept

• Slope

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

• Slope

• x-intercept

• y-intercept

• Nothing significant 

Find the slope of the line.

• 1/2

• -1/2

• 2

• -2

For the straight line y = -2x + 3, what are:

a) the slope

b) the y-intercept?

• a) Slope = 2

  b) y-intercept = -3

• a) Slope = -2

  b) y-intercept = 3

• a) Slope = 3

  b) y-intercept = -2

• a) Slope = -3

  b) y-intercept = 2

Write an equation in slope-intercept form to represent the linear relationship on the graph.

• y = -2x + 10

• y = 1/3x +10

• y = 2x + 10

• y = -3x + 10

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

• y= -1x+3

• y= 4x+3

• y=1/4x+3

• y= -4x+3

Randy charges his tenants $425 each month to rent his houses plus $600 security deposit. What equation best represents how much his tenants will now have to pay? 

• y = 425x + 600

• y = 425 + 600x

• y = 400x + 625

• y = 400 + 625x

What is the constant rate of change between the quantities in the table?

• 4 calories per minute

• 15 calories per minute

• 40 calories per minute

• 60 calories per minute

Which company shows a greater rate of change?

• Water's Edge Rafts

• Ryan's Rafts