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17 October, 13:57

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

x=4

x=22

x=2

x=4

+4
Answers (2)
  1. 17 October, 14:04
    0
    B answer is B ...
  2. 17 October, 14:05
    0
    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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