Unit 3 Review

Slope

100

Identify the slope that goes through these two points.

(0, 4) and (-6, -8)

m = 2

200

Identify the slope that goes through these two points.

(3, 4) and (2, 0)

m = 4

300

Identify the slope given two points

(-4, 4) and (8, 8)

m = 1/3

400

Identify the slope of the given equation,

-7x - y = 3

m = -7

500

Identify the slope given the equation below,

7x - 2y = 18

m = 7/2

slope-intercept form

100

Which ordered pair is a solution to this equation

y = 3x - 7

a.) (0, 7)     b.) (9, 9)    c.) (1, -4)   d.) (3, 8)

c.) (1, -4)

200

Identify the slope and the y-intercept given the equation

y = -8x + 7

slope = -8

y - intercept = (0,7)

300

When graphing where would you start given this equation? (Write the answer as an ordered pair)

y = -3/4 x - 19

Start at the y-intercept which is (0, -19)

400

Identify the slope and the y-intercept, simplify if necessary.

6x - 9y = 54

slope = 2/3

y-intercept = (0, -6)

500

Given this equation identify the slope and the y-intercept, simplify if necessary!

6x + 8y = 32

slope = -3/4

y-intercept = (0, 4)

Function Notation

100

Evaluate the function 

g(x) = 6x - 7 when x = -2

g(-2) = -19

200

Evaluate the function 

h(x) = -0.5x + 4 when x = 2

h(2) = 3

300

Evaluate the function 

f(x) = -3x + 4 when x = -1

f(-1) = 7

400

Find the value of x

j(x) = -5x + 6 when j(x) = 21

x = -3

500

Find the value of x

f(x) = -0.25x + 12 when f(x) = -8

x = 80

x and y intercepts

100

Identify the x and y intercepts of the given equation, write the answers as ordered pairs!

2x - 4y = 16

(8, 0) and (0, -4)

200

Identify the x and y intercepts of the given equation, write the answers as ordered pairs!

5y - 10x = 50

(-5, 0) and (0, 10)

300

Identify the x and y intercepts of the given equation, be sure to write the answers as ordered pairs.

7x = 9y + 63

(9, 0) and (0, -7)

400

Identify the x and y intercepts of the given equation, be sure to write the answers as ordered pairs.

y = 7x + 28

(-4, 0) and (0, 28)

500

Identify the x and y intercepts of the given equation, be sure to write your answer as an ordered pair!

2y = 8x - 32

(4, 0) and (0, -16)

Create equations

100

Create an equation using two points

(0, 4) and (9, -5)

y = -1x + 4

200

Create an equation using two points

(8, 5) and (0, 1)

y = 1/2 x + 1

300

Create an equation using two points

(0, 8) and (-2, 2) 

y = 3x + 8

400

Create an equation using two points

(0, 5) and (15, -4) 

y = -3/5 x + 5

500

Create an equation using two points

(2, 3) (0, -7) 

y = 5x - 7