18x^2+21x-130=0

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Solution for 18x^2+21x-130=0 equation:


Simplifying
18x2 + 21x + -130 = 0

Reorder the terms:
-130 + 21x + 18x2 = 0

Solving
-130 + 21x + 18x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-10 + -3x)(13 + -6x) = 0

Subproblem 1

Set the factor '(-10 + -3x)' equal to zero and attempt to solve: Simplifying -10 + -3x = 0 Solving -10 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '10' to each side of the equation. -10 + 10 + -3x = 0 + 10 Combine like terms: -10 + 10 = 0 0 + -3x = 0 + 10 -3x = 0 + 10 Combine like terms: 0 + 10 = 10 -3x = 10 Divide each side by '-3'. x = -3.333333333 Simplifying x = -3.333333333

Subproblem 2

Set the factor '(13 + -6x)' equal to zero and attempt to solve: Simplifying 13 + -6x = 0 Solving 13 + -6x = 0 Move all terms containing x to the left, all other terms to the right. Add '-13' to each side of the equation. 13 + -13 + -6x = 0 + -13 Combine like terms: 13 + -13 = 0 0 + -6x = 0 + -13 -6x = 0 + -13 Combine like terms: 0 + -13 = -13 -6x = -13 Divide each side by '-6'. x = 2.166666667 Simplifying x = 2.166666667

Solution

x = {-3.333333333, 2.166666667}

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