Quiz 3 Revision

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

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

Simplify the expression: 2x + 1 + 7x 

• 10x
• 10
• 9x + 1
• 9 + 1x

n +10 +9n -3=

• -3
• 9n-3
• n
• 10n + 7

Simplify the expression: 7v + 2 + 12 + 2v

• 23
• 23v
• 9 + 14v
• 9v + 14

13+6k+11k-10

• 17k+-13
• 13k+17
• -13+17k
• 3 + 17k

(2x + 4) + (3x + 5)

• 14x

• 6x + 8x

• 5x + 9

• x - 1

(4x - 3) + (9x + 5)

• 13x +2

• 5x - 8

• 13x + 8

• 13x - 2

(2x + 5) - (6x + 3)

• 8x + 8

• -4x + 2

• -4x + 8

• 4x - 2

(5x + 2) - (2x - 5)

• 3x - 3

• 7x + 7

• 3x + 3

• 3x +7

2z + 5 + 8p + n

Which are the coefficients?

• 2,8

• 2, 8, 5

• n

• 2, 8, 1