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Simplifying
4x2 + 66 + -236 = 0
Reorder the terms:
66 + -236 + 4x2 = 0
Combine like terms: 66 + -236 = -170
-170 + 4x2 = 0
Solving
-170 + 4x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '170' to each side of the equation.
-170 + 170 + 4x2 = 0 + 170
Combine like terms: -170 + 170 = 0
0 + 4x2 = 0 + 170
4x2 = 0 + 170
Combine like terms: 0 + 170 = 170
4x2 = 170
Divide each side by '4'.
x2 = 42.5
Simplifying
x2 = 42.5
Take the square root of each side:
x = {-6.519202405, 6.519202405}
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