Solving One-Step Equations & Inequalities

Equations

100

2h = 24

h = 12

200

3b + b - 8 = 4

b = 3

300

3a + 12 - 6a = -9

a = 7

400

-6 = -3y + 4 + 5y

y = -5

500

78 = 3c + 12 - c + 4

c = 31

Equations

100

2(x + 5) = 14

x = 2

200

5(d - 2) = 40

d = 10

300

7(4 - t) = -84

t = 16

400

-2(x - 9) = -24

x = 21

500

-13(4 + 2a) = 208

a = -10

Inequalities

100

Solve. -2p ≤ -2

p ≥ 1

200

Solve. 2 + t < 14

t < 12

300

Solve. a + 4 ≥ 7

a ≥ 3

400

Solve. 28 ≥ 4x

7 ≥ x

500

3/5 x ≥ 6

x ≥ 10

Equations

100

4x + 9 = 33

x = 6

200

4x = -8

x = -2

300

5y - 8 = -13

y = -1

400

-6m + 12 = 24

m = -2

500

9k + 16 = 52

k = 4

Word Problems

100

WRITE AN EQUATION & SOLVE: Julie is 3 years older than her sister. Julie's age is 11 years old. How old is her sister?

n - Julie's sister's age n + 3 = 11 n = 8 Julie's sister is 8 years old.

200

Bella earns $8 per hour on the weekends babysitting. How many hours will she need to babysit to earn at least $160?

x ≥ 20

300

Tyler has 4 boxes of apples. Each box has the same number of apples. After Tyler eats 3 apples, there are 109 apples left in the boxes. How many apples were in each box?

b = 28

400

Mr. Bucci goes to the grocery store and purchases 17 bags of raisins and a $2.97 jar of peanut butter. His total cost was $34.76. What was the cost for a bag of raisins?

r - cost of a bag of raisins 17r + 2.97 = 34.76 r = 1.87 Each bag of raisins cost $1.87

500

Dylan has $100. He wants to buy a book for $20 and some CDs for $15 each. At most, how many CDs can Dylan buy?

C = 5 (Interpret the quotient)