Seudónimo Seudónimo
  • 19-12-2016
  • Mathematics
contestada

Which expression is equivalent to 2x + x2 + 3x + 5x2 - 10x?
A) x
B) x2
C) -5x + 6x2
D) 15x + 6x2

Respuesta :

pingwin09
pingwin09 pingwin09
  • 19-12-2016
Add similar terms:
(2x + 3x - 10x) + (5x² + x²) = -5x + 6x² (ANSWER: C) 
Answer Link
tibboyz123
tibboyz123 tibboyz123
  • 19-12-2016
2x + x² + 3x + 5x² - 10x 
Add like terms,
= -5x + 6x²

Thus, the answer is C.
Answer Link

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