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Simplifying
4x2 + -13 = -13
Reorder the terms:
-13 + 4x2 = -13
Add '13' to each side of the equation.
-13 + 13 + 4x2 = -13 + 13
Combine like terms: -13 + 13 = 0
0 + 4x2 = -13 + 13
4x2 = -13 + 13
Combine like terms: -13 + 13 = 0
4x2 = 0
Solving
4x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Divide each side by '4'.
x2 = 0
Simplifying
x2 = 0
Take the square root of each side:
x = {0}
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