06-04-2017
Mathematics

contestada

Simplify: (2x2 − 9x + 3) + (−7x2 + 4x − 2)
a.−5x2 − 13x + 1
b.−5x2 + 5x − 1
c.9x2 − 4x + 1
d.−5x2 − 5x + 1

Respuesta :

calculady calculady

11-04-2017

combine like terms
2x^2 + -7x^2 = -5x^2
-9x + 4x = -5x
3 + -2 = 1
put back together
-5x^2 - 5x +1

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