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Simplifying
4x2 + -257 = 0
Reorder the terms:
-257 + 4x2 = 0
Solving
-257 + 4x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '257' to each side of the equation.
-257 + 257 + 4x2 = 0 + 257
Combine like terms: -257 + 257 = 0
0 + 4x2 = 0 + 257
4x2 = 0 + 257
Combine like terms: 0 + 257 = 257
4x2 = 257
Divide each side by '4'.
x2 = 64.25
Simplifying
x2 = 64.25
Take the square root of each side:
x = {-8.015609771, 8.015609771}
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