Graphing Linear Equations

Identify the slope and y-intercept of:
y = 1/2x - 1

• slope: 1/2   y-intercept:  -1 
• slope: 2/1   y-intercept:  -1
• slope: 3   y-intercept:  -3 
• slope: 2  y-intercept:  5 

Name the x- and y-intercepts for the equation:
5x - 3y = 15

• (3, 0) and (0, -5)
• (0, 3) and (-5, 0)
• (5, 15) and (15, 3)
• (0, -3) and (5, 0)

Name the x- and y-intercepts for the equation:
2x + y = 6

• (0, 3) and (6, 0)
• (0, -3) and (-6, 0)
• (3, 0) and (0, 6)
• (-3, 0) and (0, -6)

Which equation is written in STANDARD form?

• y = 1/2x + 2
• y - 3 = -5(x + 2)
• 7x + 2y = 9
• 3x + 2 = y

What is the slope of the equation?

y = -3x + 4

• -3

• 4

• -4

• 3

Given the equation y = 2x+3, what is the slope?

• 2

• x

• 3

• y

What is the y-intercept in the equation?

y = 5x - 4

• 5

• -4

• -5

• 4

What is the y-intercept for the given graph?

• -5

• 5

• 1

• -1

Identify the y-intercept for the linear equation: y=-3x

• -3

• 0

• 1

• -1

Which of the following is in slope-intercept form?

• y=10x-7

• y-5=3(x-1)

• 5x-y=12

• 6x+2y-15=0