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Simplifying
2x2 + 16 = 88
Reorder the terms:
16 + 2x2 = 88
Solving
16 + 2x2 = 88
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-16' to each side of the equation.
16 + -16 + 2x2 = 88 + -16
Combine like terms: 16 + -16 = 0
0 + 2x2 = 88 + -16
2x2 = 88 + -16
Combine like terms: 88 + -16 = 72
2x2 = 72
Divide each side by '2'.
x2 = 36
Simplifying
x2 = 36
Take the square root of each side:
x = {-6, 6}
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