15x^2+5=13+14x

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Solution for 15x^2+5=13+14x equation:


Simplifying
15x2 + 5 = 13 + 14x

Reorder the terms:
5 + 15x2 = 13 + 14x

Solving
5 + 15x2 = 13 + 14x

Solving for variable 'x'.

Reorder the terms:
5 + -13 + -14x + 15x2 = 13 + 14x + -13 + -14x

Combine like terms: 5 + -13 = -8
-8 + -14x + 15x2 = 13 + 14x + -13 + -14x

Reorder the terms:
-8 + -14x + 15x2 = 13 + -13 + 14x + -14x

Combine like terms: 13 + -13 = 0
-8 + -14x + 15x2 = 0 + 14x + -14x
-8 + -14x + 15x2 = 14x + -14x

Combine like terms: 14x + -14x = 0
-8 + -14x + 15x2 = 0

Factor a trinomial.
(-2 + -5x)(4 + -3x) = 0

Subproblem 1

Set the factor '(-2 + -5x)' equal to zero and attempt to solve: Simplifying -2 + -5x = 0 Solving -2 + -5x = 0 Move all terms containing x to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -5x = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -5x = 0 + 2 -5x = 0 + 2 Combine like terms: 0 + 2 = 2 -5x = 2 Divide each side by '-5'. x = -0.4 Simplifying x = -0.4

Subproblem 2

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

Solution

x = {-0.4, 1.333333333}

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