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Simplifying
(x)(x) = 72
Multiply x * x
x2 = 72
Solving
x2 = 72
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Simplifying
x2 = 72
Take the square root of each side:
x = {-8.485281374, 8.485281374}
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