sarahm610 sarahm610
  • 24-08-2019
  • Mathematics
contestada

Solve for x: 2(x + 3)2 − 4 = 0

Respuesta :

mialin1392 mialin1392
  • 24-08-2019

Answer:

x=-2

Step-by-step explanation:

Step 1: Simplify both sides of the equation.

2(x+3)(2)−4=0

4x+12+−4=0(Distribute)

(4x)+(12+−4)=0(Combine Like Terms)

4x+8=0

4x+8=0

Step 2: Subtract 8 from both sides.

4x+8−8=0−8

4x=−8

Step 3: Divide both sides by 4.

4x/4 =-8/4

x=−2

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