Pre-Algebra Review

Simplify the expression.
-b + 2 + 9b

• 2 + 8b
• 2 - 8b
• -8b + 2
• -2 - 8b

Simplify the expression.
2m - 8 - 2m - 1

• 0
• 9
• -9
• 4m - 9

Simplify the expression.
-1 + 4n + 8 + 6n

• 10m + 9
• 10n + 7
• 10
• 3n

Simplify the expression.
v + 2 + v + 8

• v + 10
• 2v + 6
• 2v
• 2v + 10

Simplify the expression
-5 + 9

• 4
• 15
• -4
• -14

Simplify the expression.
- 20 + 7

• 13
• -13
• -27
• 27

Simplify the expression.
-9 + (-4)

• 13
• -13
• 5
• -5

Simplify the expression.
83 + (-53)

• 20
• 40
• -40
• 30

Simplify the expression.
13x - 4y + 2x - y + 3

• 15x - 4y - y + 3
• 13x - 5y + 2x + 3
• 15y - 5x - 3
• 15x - 5y + 3

2 (x + 4)

• 2x + 4

• 2x + 8

• 2x + 6

• 10x