Inequalities

Write Inequalities

100

A number of days, d, is not 28

d does not equal 28

200

The distance of the race, r, is farther than 6.2 miles

r is greater than 6.2

300

The time, t, a customer has left on a parking meter is at least 25 minutes. 

t is greater than or equal to 25

400

The speed of the truck, s, must be no less than 34 miles per hour

s is greater than or equal to 34

500

The girls live b blocks apart. They do not live 7 blocks away apart. 

b does not equal 7

Write inequalities from graph description

100

open circle on 7, shaded to the left

x < 7

200

open circle on 3, shaded to the right

x > 3

300

closed circle on 5, shaded to the left

x <= 5

400

closed circle on -3, shaded to the left

x <= -3

500

open circle in 87, shaded to the right

x > 87

Graph inequalities

100

h >= 9 

closed circle on 9, shaded to the right

200

p < 3

open circle on 3, shaded to the left

300

s > 1

open circle on 1, shaded to the right

400

t <= 6

closed circle on 6, shaded to the left

500

w >= 92

closed circle on 92, shaded to the right

Solutions with Substitution

100

Find which, if any, are solutions

x < 12

x = 12.5, 13.5, 22, 112

No solution

200

Find which, if any, are solutions

y > 23

y = 20, 23, 25.1, 35

y = 25.1, 35

300

Find which, if any, are solutions

w < 8 

w = 4.3, 5.3, 8.3, 9

w = 4.3, 5.3

400

Find which, if any, are solutions

g <= 4

g = 0, 4, 5, 6

g = 0, 4

500

Find which, if any, are solutions

y >= 8

y = 4, 5, 6, 7 

No solution

Solutions

100

Name three solutions: x > 10.5

11, 12, 13

Answers Vary

200

Name three solutions: v > 35

v = 36, v = 37, v = 38

Answers Vary

300

Name three solutions: c >= 2.75

c = 2.75, c = 3, c = 4

Answers Vary

400

name three solutions: 

y >= 200

y = 200, y = 201, y = 300

Answers Vary

500

Name three solutions: 

x < 1

x = 0, x = -1, x = -2

Answers Vary