One Step Equations with Rational Numbers

One-Step Equations with Integers (Addition and Subtraction)

100

x - 6 = -4

x = 2

200

x - 10 = -22

x = -12

300

x + 4 = 12

x = -7

400

y - 25 = -41

y = -16

500

"-9 more than a number results in -20."

-9 + x = -20

x = -11

One-Step Equations with Integers (Multiplication and Division)

100

15x = -150

x = -10

200

x/15 = 3

x = 45

300

8x = -104

x = -14

400

m/-3 = 16

m = -48

500

"The product of a number and -8 is 72."

-8x = 72

x = -9

One Step Equations with Rational Numbers (all operations)

100

k - 4.9 = -3.45

k = 1.45

200

-3.75 = -2.5r

1.5 = r

300

x/8.3 = 0.3

x = 2.49

400

x - 2/5 = 1 3/7

x = 64/35

500

-5 1/3 = -2p

8/3 = p

One-Step Equations Word Problems

100

Samantha withdrew $160 from her bank account. If the balance of the account is now $379.52, what was her balance before the withdraw?

x - 160 = 379.52

x = $539.52

200

In his last football game, Sean rushed for 89 yards. If his season total is now 871 yards, how many total yards did he have prior to hi last game?

x + 89 = 871

x = 782 yds

300

If the temperature is dropping at a rate of 2 degrees per hour,, how many hours will it take to drop 15 degrees?

2x = 15

x = 7.5 hours

400

Tessa returned a book to the library 16 days late. If she charged $0.35 per day, what was the total fine?

x/16 = .35

x = $5.60

500

Sarah and Eva took a road trip. Sarah drove two-fifths of the miles. If she drove 128 miles, how many total miles did they drive?

2/5x = 128

x = 320 mi