gdabest05 gdabest05

13-10-2020
Mathematics

contestada

who got the answer to this ?
(4x^2+6+7)-(-8x^2-2x+6)

Relax

Respuesta :

michellealexander michellealexander

14-10-2020

Answer:

12x^2+2x+7

Step-by-step explanation:

Distribute the Negative Sign:

=4x^2+6+7+−1(−8x^2−2x+6)

=4x^2+6+7+−1(−8x^2)+−1(−2x)+(−1)(6)

=4x^2+6+7+8x^2+2x+−6

Combine Like Terms:

=4x^2+6+7+8x^2+2x+−6

=(4x^2+8x^2)+(2x)+(6+7+−6)

=12x^2+2x+7

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