Slope and Writing Equations

Functions

100

f(x)=3x-1

f(-1)

-4

200

f(x)=3x-1

f(2)

5

300

f(x)=3x-1

f(0)

-1

400

g(x)=-6x

g(-12)

72

500

g(x)=-6x

g(-16)

96

Writing Linear Equations w/Given slope

100

Write and Equation:

m= -5   (12, 28)

y=-5x+88

200

Write the equation:

m= 3/4

(8, -8)

y=3/4x -14

300

Write and Equation:

m = 2/3

(3/2, 5)

y=2/3x +4

400

Write and Equation:

m = -6

(5/6, -7)

y=-6x -2

500

Write and Equation:

m = -5/8

(4/5, 1/2)

y=-5/8x +1

Slope

100

Find Slope:

(3,8) (4,-3)

-11

200

Find Slope:

(4,5) (-3,-9)

2

300

Find Slope:

(-1,2) (0,5)

3

400

Find Slope:

(6,2) (6,-4)

Undefined

500

Find Slope:

(-2,1) (-1,4)

3

Slope-Intercept Form

100

Solve for y - intercept form

x-y=9

y = x -9

200

Solve for y - intercept form

x -3y=24

y = 1/3x-8

300

Solve for y-intercept form:

6x +y=0

y = -6x

400

Solve for y - intercept form

2x +3y = 12

y=-2/3x + 4

500

State slope and y-intercept:

3x - 4y +12=0

y=3/4x +3

Writing Linear Equation

100

Write an equation in slope-intercept form:

(3,-1) and (5,-1)

y=-1

200

Write an equation in slope-intercept form:

(3,-6) and (-1,2)

y=-2x

300

Write an equation in slope-intercept form:

(-2,5) and (3,9)

y=4/5x+33/5

400

Write an equation in slope-intercept form:

(8,7) and (0,0)

y=7/8x

500

Write an equation in slope-intercept form:

(1,4) and (3,-6)

y=-5x+9