ethanbarnes03 ethanbarnes03
  • 10-05-2021
  • Mathematics
contestada

Solve (x + 4)2 – 3(x + 4) – 3 = 0 using substitution. u = x + 4 Select the solution(s) of the original equation.

Respuesta :

dspader
dspader dspader
  • 10-05-2021

Answer:

-7

Step-by-step explanation:

2(x+4)-3(x+4)-3=0

2x+8-3x-12-3=0

-x+8-15=0

-x-7=0

 +7  +7

-x=7

/-1  /-1

x=-7

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hope it helps

Answer Link
paigecraig04 paigecraig04
  • 10-09-2021

Answer:

B and D buster

Step-by-step explanation:

Answer Link

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