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Simplifying 15x2 + 19x + -2 = -8 Reorder the terms: -2 + 19x + 15x2 = -8 Solving -2 + 19x + 15x2 = -8 Solving for variable 'x'. Reorder the terms: -2 + 8 + 19x + 15x2 = -8 + 8 Combine like terms: -2 + 8 = 6 6 + 19x + 15x2 = -8 + 8 Combine like terms: -8 + 8 = 0 6 + 19x + 15x2 = 0 Factor a trinomial. (2 + 3x)(3 + 5x) = 0Subproblem 1
Set the factor '(2 + 3x)' equal to zero and attempt to solve: Simplifying 2 + 3x = 0 Solving 2 + 3x = 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 + 3x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + 3x = 0 + -2 3x = 0 + -2 Combine like terms: 0 + -2 = -2 3x = -2 Divide each side by '3'. x = -0.6666666667 Simplifying x = -0.6666666667Subproblem 2
Set the factor '(3 + 5x)' equal to zero and attempt to solve: Simplifying 3 + 5x = 0 Solving 3 + 5x = 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 + 5x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 5x = 0 + -3 5x = 0 + -3 Combine like terms: 0 + -3 = -3 5x = -3 Divide each side by '5'. x = -0.6 Simplifying x = -0.6Solution
x = {-0.6666666667, -0.6}
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