x=6x^2+2x-15

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Solution for x=6x^2+2x-15 equation:


Simplifying
x = 6x2 + 2x + -15

Reorder the terms:
x = -15 + 2x + 6x2

Solving
x = -15 + 2x + 6x2

Solving for variable 'x'.

Reorder the terms:
15 + x + -2x + -6x2 = -15 + 2x + 6x2 + 15 + -2x + -6x2

Combine like terms: x + -2x = -1x
15 + -1x + -6x2 = -15 + 2x + 6x2 + 15 + -2x + -6x2

Reorder the terms:
15 + -1x + -6x2 = -15 + 15 + 2x + -2x + 6x2 + -6x2

Combine like terms: -15 + 15 = 0
15 + -1x + -6x2 = 0 + 2x + -2x + 6x2 + -6x2
15 + -1x + -6x2 = 2x + -2x + 6x2 + -6x2

Combine like terms: 2x + -2x = 0
15 + -1x + -6x2 = 0 + 6x2 + -6x2
15 + -1x + -6x2 = 6x2 + -6x2

Combine like terms: 6x2 + -6x2 = 0
15 + -1x + -6x2 = 0

Factor a trinomial.
(3 + -2x)(5 + 3x) = 0

Subproblem 1

Set the factor '(3 + -2x)' equal to zero and attempt to solve: Simplifying 3 + -2x = 0 Solving 3 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -2x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -2x = 0 + -3 -2x = 0 + -3 Combine like terms: 0 + -3 = -3 -2x = -3 Divide each side by '-2'. x = 1.5 Simplifying x = 1.5

Subproblem 2

Set the factor '(5 + 3x)' equal to zero and attempt to solve: Simplifying 5 + 3x = 0 Solving 5 + 3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 3x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 3x = 0 + -5 3x = 0 + -5 Combine like terms: 0 + -5 = -5 3x = -5 Divide each side by '3'. x = -1.666666667 Simplifying x = -1.666666667

Solution

x = {1.5, -1.666666667}

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