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Simplifying
3x2 + 7 = 92
Reorder the terms:
7 + 3x2 = 92
Solving
7 + 3x2 = 92
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 + 3x2 = 92 + -7
Combine like terms: 7 + -7 = 0
0 + 3x2 = 92 + -7
3x2 = 92 + -7
Combine like terms: 92 + -7 = 85
3x2 = 85
Divide each side by '3'.
x2 = 28.33333333
Simplifying
x2 = 28.33333333
Take the square root of each side:
x = {-5.322906474, 5.322906474}
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