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Simplifying
2x2 + 7 = 67
Reorder the terms:
7 + 2x2 = 67
Solving
7 + 2x2 = 67
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-7' to each side of the equation.
7 + -7 + 2x2 = 67 + -7
Combine like terms: 7 + -7 = 0
0 + 2x2 = 67 + -7
2x2 = 67 + -7
Combine like terms: 67 + -7 = 60
2x2 = 60
Divide each side by '2'.
x2 = 30
Simplifying
x2 = 30
Take the square root of each side:
x = {-5.477225575, 5.477225575}
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