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Simplifying
2x2 + 6 = 104
Reorder the terms:
6 + 2x2 = 104
Solving
6 + 2x2 = 104
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-6' to each side of the equation.
6 + -6 + 2x2 = 104 + -6
Combine like terms: 6 + -6 = 0
0 + 2x2 = 104 + -6
2x2 = 104 + -6
Combine like terms: 104 + -6 = 98
2x2 = 98
Divide each side by '2'.
x2 = 49
Simplifying
x2 = 49
Take the square root of each side:
x = {-7, 7}
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