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Simplifying
2x2 + -480 = 0
Reorder the terms:
-480 + 2x2 = 0
Solving
-480 + 2x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '480' to each side of the equation.
-480 + 480 + 2x2 = 0 + 480
Combine like terms: -480 + 480 = 0
0 + 2x2 = 0 + 480
2x2 = 0 + 480
Combine like terms: 0 + 480 = 480
2x2 = 480
Divide each side by '2'.
x2 = 240
Simplifying
x2 = 240
Take the square root of each side:
x = {-15.491933385, 15.491933385}
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