vianneyojeda vianneyojeda

12-04-2018
Mathematics

contestada

-8x^2-3x+5+2x^2+7x-5

Respuesta :

xomalik1 xomalik1

12-04-2018

-6x^2+4x

my reasoning:
eliminate the opposites (5 & -5)
collect the like terms (-8x^2 & + 2x^2)
collect the like terms again (-3x &+7x)

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