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Simplifying
-3x2 + 14 = -13
Reorder the terms:
14 + -3x2 = -13
Solving
14 + -3x2 = -13
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-14' to each side of the equation.
14 + -14 + -3x2 = -13 + -14
Combine like terms: 14 + -14 = 0
0 + -3x2 = -13 + -14
-3x2 = -13 + -14
Combine like terms: -13 + -14 = -27
-3x2 = -27
Divide each side by '-3'.
x2 = 9
Simplifying
x2 = 9
Take the square root of each side:
x = {-3, 3}
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