7th grade Solving Equations

Inequalities

100

x + 1 < 3

x < 2

200

x - 7 > 75

x > 82

300

4x - 4 < 24

x < 7

400

22x - 15 > 73

x > 4

500

3(2x + 4) > 54

x > 7

One Step Equations

100

Solve and check. 14d = 154

d = 11

200

.6x = 3.6

x = 6

300

x + 16 = 32

x = 16

400

18x = 90

x = 5

500

SUPER SECRET BONUS

What movie made the most money at the box office this weekend?

DUNE ($40mil)

Multi-Step Equations

100

8x - 1 = 63

x = 8

200

1 + 8a = 129

a = 16

300

6 + (n/14) = 7

n = 14

400

7k - 5 = 37

k = 6

500

(d/12) + 25 = 29

d = 48

Mixed Equations

100

13 + 6n = 67

n = 9

200

SUPER SECRET BONUS

Who said "DID I DO THAT???" (Need Full Name)

Steve Urkel

300

You divide a stack of fliers for the Food Drive into 6 smaller stacks for volunteers to distribute. Each smaller stack contains 15 fliers. What is the total number of fliers distributed?

90 fliers are distributed. (complete sentence with units!)

400

An engineer receives a promotion that includes a raise of $4500 in her annual salary. Her new salary is $50,750. What was the engineer's salary before the promotion?

Before the promotion, her salary was $46,250. (complete sentence with units!)

500

Your family is taking a long-distance road trip. You begin with 16 gallons of gas in the tank. Your car uses 3 gallons of gas per hour of driving. YOu will need to stop for gas when there is 1 gallon left in the tank. After how many hours will you need to stop to refuel?

You will have to stop after 5 hours. (complete sentence with units!)

Word Problems

100

SUPER SECRET BONUS

Where where the LAKERS located before they moved to Los Angeles?

Minneapolis

200

Paulo has $145 in his savings account. He earns $36 per week mowing lawns. If Paulo saves all of his earnings, how many weeks will it take him to have $433? Write an equation and answer in a sentence.

145 + 36x = 433, It will take him 8 weeks.

300

Mrs. Jackson earned a $500 bonus for signing a one-year contract to work as a nurse. Her salary is $22 per hour. If her first week's check including the bonus is $1,204, how many hours did she work? Write an equation AND answer in a sentence.

500 + 22x = 1204, She worked 32 hours.

400

It costs $12 to attend a golf clinic with a local pro. Buckets of golf balls for practice during the clinic cost $3 each. How many buckets can you buy at the clinic if you have $30 to spend? Write an equation AND solve. Answer in a sentence

12 + 3x = 30, x = 6, You can buy 6 buckets of golf balls.

500

MOrgan subscribes to a website for processing her digital pictures. The subscription is $5.95 per month and 4 by 6 inch prints are $0.19 each. How many prints did Morgan purchase if the charge for January was $15.83? Write an equation AND answer in a sentence

5.95 + .19x = 15.83, She bought 52 prints.