15x^2+13x=2

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


Simplifying
15x2 + 13x = 2

Reorder the terms:
13x + 15x2 = 2

Solving
13x + 15x2 = 2

Solving for variable 'x'.

Reorder the terms:
-2 + 13x + 15x2 = 2 + -2

Combine like terms: 2 + -2 = 0
-2 + 13x + 15x2 = 0

Factor a trinomial.
(-1 + -1x)(2 + -15x) = 0

Subproblem 1

Set the factor '(-1 + -1x)' equal to zero and attempt to solve: Simplifying -1 + -1x = 0 Solving -1 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + -1x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -1x = 0 + 1 -1x = 0 + 1 Combine like terms: 0 + 1 = 1 -1x = 1 Divide each side by '-1'. x = -1 Simplifying x = -1

Subproblem 2

Set the factor '(2 + -15x)' equal to zero and attempt to solve: Simplifying 2 + -15x = 0 Solving 2 + -15x = 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 + -15x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -15x = 0 + -2 -15x = 0 + -2 Combine like terms: 0 + -2 = -2 -15x = -2 Divide each side by '-15'. x = 0.1333333333 Simplifying x = 0.1333333333

Solution

x = {-1, 0.1333333333}

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