helfale1 helfale1

12-03-2020
Mathematics

contestada

What is the solution to 2x^2+8x=x^2-16?
x=4
x=22
x=2
x=4

Respuesta :

amna04352 amna04352

12-03-2020

Answer:

x = -4

Step-by-step explanation:

2x² + 8x = x² - 16

x² + 8x + 16 = 0

x² + 4x + 4x + 16 = 0

x(x + 4) + 4(x + 4) = 0

(x + 4)² = 0

x = -4

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hfjbkhldfhcgvbjklhfd hfjbkhldfhcgvbjklhfd

19-03-2020

B answer is B ......

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