Simplifying Expressions & Solving Equations

Simplify

100

3x + 2 + 5x

8x + 2

200

2 - 5x + 6

-5x + 8

300

x² + 3x - 2x + 1

x² + x + 1

400

2x² - 5x + 3 - 8x + 2 - x²

x² - 13x + 5

500

5x² - 4 + 6x - 3x² - 8x + 1

2x² - 2x - 3

Distribute & Simplify

100

5(x + 2)

5x + 10

200

3(x - 2) + 1

3x - 5

300

3 + 2(x + 4)

2x + 11

400

2x(x + 8)

2x² + 16x

500

3x(5x - 4) + 6x

15x² - 6x

Equation Solving

100

x + 10 = 20

x = 10

200

2x + 5 = 37

x = 16

300

3x + 5 + 6x = 32

x = 3

400

5 - 7x + 2 = 63

x = -8

500

4x + 2 = 6x - 8

x = 5

Distribute & Solve

100

2(x + 1) = 14

x = 6

200

3(x - 4) = 12

x = 8

300

2 + 4(x + 1) = 38

x = 8

400

5(2x - 1) + 6 = -19

x = -2

500

-2(4x - 5) = 50

x = -5

Decimals!

100

4.4 + x = 39.33

x = 34.93

200

x - 8.2 = 39.76

x = 47.96

300

3.22x + 3.3 = 9.74

x = 2

400

-0.5x + 8.2 = 6.3

x = 3.8

500

5.7 - 2x = -77.35

x = 41.525