Solving Equations with Decimals

Category A

100

9.8 = 2x - 2.2

x = 6

200

-4x + 3.7 = 31.7

x = -7

300

6x - 8.2 = -1.6

x = 1.1

400

-8.6 = 4x - 3.8

x = -1.2

Category B

100

3x + 4.2 = 19.5

x = 5.1

200

5.9 - 5x = 35.9

x= -6

300

2x + 3.4 = 1.2

x = -1.1

400

-12.5 = 3x + 3.1

x = -5.2

Category C

100

8x - 1.3 = 22.7

x = 3

200

18.3 = 2x - 6.1

x = 12.2

300

14.1 = 7.8 + 3x

x = 2.1

400

-7.9 = 7x - 9.3

x = 0.2