15x^2-17x-2=16

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Solution for 15x^2-17x-2=16 equation:


Simplifying
15x2 + -17x + -2 = 16

Reorder the terms:
-2 + -17x + 15x2 = 16

Solving
-2 + -17x + 15x2 = 16

Solving for variable 'x'.

Reorder the terms:
-2 + -16 + -17x + 15x2 = 16 + -16

Combine like terms: -2 + -16 = -18
-18 + -17x + 15x2 = 16 + -16

Combine like terms: 16 + -16 = 0
-18 + -17x + 15x2 = 0

Factor a trinomial.
(-2 + -3x)(9 + -5x) = 0

Subproblem 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 = -0.6666666667

Subproblem 2

Set the factor '(9 + -5x)' equal to zero and attempt to solve: Simplifying 9 + -5x = 0 Solving 9 + -5x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -5x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -5x = 0 + -9 -5x = 0 + -9 Combine like terms: 0 + -9 = -9 -5x = -9 Divide each side by '-5'. x = 1.8 Simplifying x = 1.8

Solution

x = {-0.6666666667, 1.8}

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