LINES Standard Form

The ___________ of a linear equation is

Ax + By = C

where a and b are not both zero

• standard form

• slope-intercept form

• x-intercept

• point-slope form

• y-intercept

• point-slope form 

• slope-intercept form

• standard form

• y-intercept 

• x-intercept 

• point-slope form 

• slope form

• standard form

• y-intercept form

• x-intercept 

What are A, B, and C: 9x - y = 3

• 9x

• B

• -y

• common wrong answer for A

• 3

• C

• 9

• A

• -1

• common wrong answer for B

Match the equation with the x - intercept.

• (4, 0)

• x = -3

• (-3, 0)

• x + y = 4

• (3, 0)

• 8x - 4y = 8

• (1, 0)

• 4x - 8y = 8

• (2, 0)

• 7x - 14y = 21

Match the equation with the y - intercept.

• (0, -2)

• 8x - 4y = 8

• (0, 4)

• x + y = 4

• none

• 4x - 8y = 8

• (0,-1)

• 7x - 14y = 21

• (0, -3/2)

• x = -3

Slope measures the _____________ of a line

• height

• direction

• steepness

• speed

What direction is an undefined slope?

• horizontal
• vertical

Match the equations in standard and slope - intercept form.

• 5x + 2y = -6

• 
• x + 3y = 4

• No match

• no match

• 
• x - 4y = 22

• 
• x - 7y = 7

• 

• x - y = - 3
• 4x - 5y = 5
• x - y = 0
• x + 0y =5
• x = 5y