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Simplifying
2(x2 + 4) = 8
Reorder the terms:
2(4 + x2) = 8
(4 * 2 + x2 * 2) = 8
(8 + 2x2) = 8
Add '-8' to each side of the equation.
8 + -8 + 2x2 = 8 + -8
Combine like terms: 8 + -8 = 0
0 + 2x2 = 8 + -8
2x2 = 8 + -8
Combine like terms: 8 + -8 = 0
2x2 = 0
Solving
2x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Divide each side by '2'.
x2 = 0
Simplifying
x2 = 0
Take the square root of each side:
x = {0}
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