Writing Linear Equations When Given...

Slope and y-intercept

100

Slope: -4

y-intercept: -2

y= -4x - 2

200

y= 1 - 2x

What is slope and the y-intercept?

Slope: -2

y-intercept: 1

300

(0, 3) 

m= 1/4

y= 1/4x + 3

400

(0, 1)

m= 4/5

y= 4/5x + 1

500

(0, -2)

m= -1

y= -x - 2

Slope and a Point

100

Slope: -1

(-1, -3)

y= -x - 4

200

Slope: 3

(-5, -2)

y= 3x + 13

300

Slope: -3/2

(-1, 2)

y= -3/2x + 1/2

400

Slope: -4/3

(-4, 1)

y= -4/3x - 13/3

500

Slope: 5/9

(0, 4/7)

y= 5/9x + 4/7

2 points

100

(4, 0) and (2, 3)

y= -3/2x +6

200

(-3, 4) and (-4, -4)

y= 8x + 28

300

(-3, -4) and (1, 1)

y= 5/4x - 1/4

400

(-1, 3) an (1, 2)

y= -1/2x + 5/2

500

(-2, -3) and (2, -5)

y= -1/2x - 4

Standard Form

100

6x + y = -3

y= -6x - 3

200

x + 9y = 27

y= -1/9x + 3

300

10x + 4y = 4

y= -5/2x + 1

400

6x - 8y = -32

y= 3/4x + 4

500

x + 6y = -30

y= -1/6x - 5

Vertical and Horizontal Lines

100

y= 5

What type of line is this?

Horizontal

200

x= -3

What type of line is this?

Vertical

300

y= 6

What is the slope?

0

400

x= -5

What is the slope?

Undefined

500

y= 0

What is the slope?

0