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Multiplying Expressions
Contributed by: Koval
  • 1. 4(3x + 11)
A) 12x + 44
B) 52x
C) 12x + 11
D) x = 3.67
  • 2. 10(x - 3)
A) x = -3
B) -30x
C) 10x - 3
D) 10x - 30
  • 3. -3(4x + 9)
A) -12x + 9
B) -12x - 27
C) -39x
D) x = -0.75
  • 4. -8(2y - 1)
A) -16y - 1
B) -16y - 8
C) -16y + 8
D) -8y
  • 5. 6(2x + 9y - 12)
A) 12x + 54y + 72
B) 66xy + 72
C) 12x + 9y - 12
D) 12x + 54y - 72
  • 6. 3x(2x + 4)
A) 18x
B) 6x2 + 12
C) 6x2 + 12x
D) 6x + 12x
  • 7. -11y(x + 4y)
A) -11x2 - 44y2
B) -11xy - 44y2
C) -11xy + 44y2
D) -44xy
  • 8. -x(3x - 4y - 1)
A) 3x2 + 4xy + x
B) -3x2 + 4xy + x
C) -3x2 - 4xy - x
D) -3x2 + 4xy - x
  • 9. (x + 3)(2x + 5)
A) 2x2 + 11x + 15
B) 2x2 + 15
C) 13x + 15
D) 3x + 8
  • 10. (5y + 1)(4y + 10)
A) 74y + 10
B) 20y2 + 54y + 10
C) 9y + 10
D) 20y2 + 10
  • 11. (x - 3)(3x - 8)
A) 3x2 + 17x + 24
B) -14x + 24
C) 3x2 - 17x + 24
D) 3x2 - 17x - 24
  • 12. (4y - 5)(2y + 1)
A) 8y2 - 5
B) 8y2 - 16y - 5
C) 8y2 + 6y - 5
D) 8y2 - 6y - 5
  • 13. (x + 1)(x - 1)
A) x2 - 2x - 1
B) 2x
C) x2 - 1
D) x2 + 1
  • 14. (x + 4)2
A) x2 + 16
B) 2x + 8
C) 16x2
D) x2 + 8x + 16
  • 15. -7a(-a + 2b - c + 5)
A) 7a2 - 14b - 7ac - 35a
B) 7a2 - 14ab + 7ac - 35a
C) 7a2 - 14ab + 7ac + 5
D) -7a - 14ab + 7ac - 35
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