Simplifying Variable Expressions, Evaluating and Simplifying Variable Expressions

-8(3 + 2b)

-16b − 24

-9b + 5b + 7

-4b + 7

13 − b − 4b

-5b + 13

7b + (4 + 3b)

10b + 4

18b + 3(4 − 6b)

12

3b(4) + 5

12b + 5

18 + 5b − 12 + 7b

12b + 6

12 − 4b + 7b − 3

3b + 9

2b(3 − 1) + b

5b

-2(-4 − 3b)

6b + 8

5b − (-2b) + 6

7b + 6

−(6 − 8b)

8b − 6

-6

Evaluate when x = 4 and y = -2 y - x

10

Evaluate when x = 4 and y = -2: 2x - y

7

Evaluate: 10 + 2 x 3 - 9

38

Evaluate: 16 - 2 + 8 x 3

0

Evaluate: 7 - 8 x 2 + (3 x 3)

grouping symbols

Parentheses, Braces, and Brackets are __________

6x + 4

Simplify: - (3x - 4 - 9x)

9

Simplify: -5x + 3(2x + 3) - x

8x - 6

Simplify: 2(4x - 3)

-11x + 12

Simplify: 3x - 2(7x - 6)

12x + 8

Simplify: 4(3x + 2)

Like Terms

Terms that have the same variable and exponent