-78x^2+38x+88=0

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Solution for -78x^2+38x+88=0 equation:


Simplifying
-78x2 + 38x + 88 = 0

Reorder the terms:
88 + 38x + -78x2 = 0

Solving
88 + 38x + -78x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2'.
2(44 + 19x + -39x2) = 0

Factor a trinomial.
2((4 + -3x)(11 + 13x)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(4 + -3x)' equal to zero and attempt to solve: Simplifying 4 + -3x = 0 Solving 4 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -3x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -3x = 0 + -4 -3x = 0 + -4 Combine like terms: 0 + -4 = -4 -3x = -4 Divide each side by '-3'. x = 1.333333333 Simplifying x = 1.333333333

Subproblem 2

Set the factor '(11 + 13x)' equal to zero and attempt to solve: Simplifying 11 + 13x = 0 Solving 11 + 13x = 0 Move all terms containing x to the left, all other terms to the right. Add '-11' to each side of the equation. 11 + -11 + 13x = 0 + -11 Combine like terms: 11 + -11 = 0 0 + 13x = 0 + -11 13x = 0 + -11 Combine like terms: 0 + -11 = -11 13x = -11 Divide each side by '13'. x = -0.8461538462 Simplifying x = -0.8461538462

Solution

x = {1.333333333, -0.8461538462}

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