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Simplifying
128 + -50x2 = 0
Solving
128 + -50x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-128' to each side of the equation.
128 + -128 + -50x2 = 0 + -128
Combine like terms: 128 + -128 = 0
0 + -50x2 = 0 + -128
-50x2 = 0 + -128
Combine like terms: 0 + -128 = -128
-50x2 = -128
Divide each side by '-50'.
x2 = 2.56
Simplifying
x2 = 2.56
Take the square root of each side:
x = {-1.6, 1.6}
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