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Simplifying
x2 + x2 = 12
Combine like terms: x2 + x2 = 2x2
2x2 = 12
Solving
2x2 = 12
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Divide each side by '2'.
x2 = 6
Simplifying
x2 = 6
Take the square root of each side:
x = {-2.449489743, 2.449489743}
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