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Simplifying
135 + -3x2 = 0
Solving
135 + -3x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-135' to each side of the equation.
135 + -135 + -3x2 = 0 + -135
Combine like terms: 135 + -135 = 0
0 + -3x2 = 0 + -135
-3x2 = 0 + -135
Combine like terms: 0 + -135 = -135
-3x2 = -135
Divide each side by '-3'.
x2 = 45
Simplifying
x2 = 45
Take the square root of each side:
x = {-6.708203933, 6.708203933}
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