Slope-Intercept Form

Which of these represents slope-intercept form?

• y - y₁ = m(x-x₁)
• Ax + By = C
• y = mx + b

Determine the slope and y-intercept.         y = 3/2x + 3

• slope: 5   y-int: 3
• slope: 3/2            y-int: 3 
• slope: 4                 y-int: 3/2
• slope: 1/5            y-int:  5

Determine the slope and y-intercept.         y =-4x - 10

• slope: 4   y-intercept:  (0,10)
• slope: -4   y-intercept:  (0,-10)
• slope: -4   y-intercept:  (0,10)
• slope: 4   y-intercept:  (0,-10)

What is the slope in the picture?

• Positive
• Negative
• Zero
• Undefined

What is the slope in the picture?

• Positive
• Negative
• Zero
• Undefined

What is the slope in the picture?

• Positive
• Negative
• Zero
• Undefined

What is the slope in this picture?

• Positive
• Negative
• Zero
• Undefined

Write the equation of the line.

• y = -1/3x - 2
• y = 1/3x - 2
• y = 3x - 2
• y = -3x - 2

Write the equation of the line.

• y = -2/3x + 4
• y = 2/3x + 4
• y = 3/2x + 4
• y = -3/2x + 4

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

• y-intercept
• slope
• macaroni
• nothing