mickaylafernandes mickaylafernandes

29-04-2020
Mathematics

contestada

What is the only solution of 2x2 + 8x = x2 – 16?

Respuesta :

lazirlufias lazirlufias

29-04-2020

Answer:

–4

Step-by-step explanation:

observe

2x² + 8x = x² – 16

x² + 8x + 16 = 0

(x+4)² = 0

x + 4 = 0

x = –4

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