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Simplifying 15x2 = 13x + 2 Reorder the terms: 15x2 = 2 + 13x Solving 15x2 = 2 + 13x Solving for variable 'x'. Reorder the terms: -2 + -13x + 15x2 = 2 + 13x + -2 + -13x Reorder the terms: -2 + -13x + 15x2 = 2 + -2 + 13x + -13x Combine like terms: 2 + -2 = 0 -2 + -13x + 15x2 = 0 + 13x + -13x -2 + -13x + 15x2 = 13x + -13x Combine like terms: 13x + -13x = 0 -2 + -13x + 15x2 = 0 Factor a trinomial. (-2 + -15x)(1 + -1x) = 0Subproblem 1
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 = -0.1333333333Subproblem 2
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 = 1Solution
x = {-0.1333333333, 1}
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