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