Basic Algebra

Combine Like Terms

100

4 + x + 4 + x + 4

2x + 12

200

3x - 2 + 7x + 7 - 3

10x + 2

300

13x - 2y + 4 - 20x - 10

-7x -2y -6

400

-20x + 3y - 10x + 8y

-30x + 11y

500

4x - x + 2x - 7y - 10x + 2x

-3x -7y

Substitution

100

Solve 4x + 3 if x = 10

43

200

Solve x + y - 10 if x = 4 and y = 12

6

300

Solve 3x + 5y - 6 if x = 1/3 and y = 1/5

-4

400

I am traveling seven kilometres, it cost me x=$5 per kilometres, what is my total cost for my trip?

$35

500

Solve x² + 2x if x=4

24

Multiply terms

100

Simplify 2c x 3c

6c²

200

Simplify 3a x 4b x c

12abc

300

Simplify 3 x 5d x d²

15d³

400

Simplify 5g x 4g² x g

20g⁴

500

Simplify 8n² x m³ x nm

8n³m⁴

Powers

100

Simplify a³ x a⁷ 

a¹⁰

200

Simplify t⁹/t⁵

t⁴

300

Simplify 2c⁶ x 3c²

6c⁸

400

Simplify 6n⁸/2n³

3n⁵

500

Simplify 3h⁶/6h¹⁰

1/2h⁴