Expressions

Simplify by combining like terms:
5a + 2b - 3a + 4

• 8a + 2b + 4
• 2a + 2b + 4
• 8ab
• 4ab + 4

Simplify the expression: 2x + 1 + 7x 

• 10x
• 10
• 9x + 1
• 9 + 1x

Combine like terms
3x + 2x + 3y - 7y

• 5x + 10y
• 5x + 4y
• 5x - 4y
• 5x -10y

Simplify the following expression:
-6x + 4(-x - 3)

• -2x - 12
• 10x + 12
• -10x - 12
• -2x + 12

Simplify the following expression:
19 - ( 3 - 5b)

• 16 + 5b
• 21 + 5b
• 16 - 5b
• 21 - 5b

Which expression is equivalent to -5(x + 10)?

• 5x + 50

• -5x + 10

• -5x - 50

• 5x - 50

Expand and simplify 3(x + 2) + 4(2x +1).

• 11x + 10

• 11x + 7

• 7x + 10

• 11x + 3

Simplify the following expression:
(5 + 7p²)  - (2p⁴ - 3)

• 2 + 7p² + 2p⁴
• 2p⁴ + 7p² + 13
• -2p⁴ - 7p² + 2
• -2p⁴ + 7p² + 8

What is the constant? g + 12 + 9g

• g

• 12

• 9g

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