gouletciara777 gouletciara777

13-01-2020
Mathematics

contestada

PLZZZ ANSWER QUICK!!!!
simplify.

-4x²- 5(x + 3) + x²

A. -3x² - 5x - 15
B. -9x² - 15
C. -4x² - 5x - 15
D. -23x

Respuesta :

gskerechanin gskerechanin

13-01-2020

Answer:

Letter B. -9x² - 15

Step-by-step explanation:

You first simplify the parentheses...

-4x²- 5(x + 3) + x²

-4x²-5x-15 + x²

Then you simplify the exponents to get...

-9x²-15

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