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Simplifying
2x2 + 4 = 36
Reorder the terms:
4 + 2x2 = 36
Solving
4 + 2x2 = 36
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-4' to each side of the equation.
4 + -4 + 2x2 = 36 + -4
Combine like terms: 4 + -4 = 0
0 + 2x2 = 36 + -4
2x2 = 36 + -4
Combine like terms: 36 + -4 = 32
2x2 = 32
Divide each side by '2'.
x2 = 16
Simplifying
x2 = 16
Take the square root of each side:
x = {-4, 4}
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