9LA CM1 Revision

Two-Step Equations

100

6x – 13 = 11

x= 4

200

3x + 5 = 14

x= 3

300

x/2 + 13 =-8

x= -42

400

x/2 + 5 =10

x= 10

500

x/3 - 6 = -3

x= 9

Multi-Step Equations

100

Solving Equations

4x + 3 = 7

x = 1

200

Solving Equations

4 + 5x = 29

x = 5

300

Solving Equations

-45 = x + 4

x = -49

400

Solving Equations

14 = 3a + 6 + 2

a=2

500

Solving Equations

-21 = 35k - 56

k = 1

Mixed Equations

100

Solving Equations

x - 2 = 6

x = 8

200

Solving Equations

-5p + 1 = 6

p = -1

300

Solving Equations

2n+10 = 4

n = -3

400

Solving Equations

5m-15 = 4

m = 19/5

500

Solving Equations

3𝑥 − 27 = −3

x = 8

Decimals

100

0.5 x 0.7

0.35

200

0.2 x 0.2

0.04

300

0.9/0.3

3

400

0.25 x 0.4

0.1

500

54/0.5

108

Like Terms

100

2a + 2b - 2a

2b

200

4a + 4 - 2a + 6 - 2c

2a + 10 -2c

300

2x² + 3x - 6 + 3x² - 4

5x² +3x - 10

400

5x² + 3x² - 4x² - 2x³

4x² - 2x³

500

5x² - 2x³ - 5 + 4x² - 4x² - 2x³ + 7x

5x² - 4x³ + 7x