x^2+14x-9=6

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Solution for x^2+14x-9=6 equation:


Simplifying
x2 + 14x + -9 = 6

Reorder the terms:
-9 + 14x + x2 = 6

Solving
-9 + 14x + x2 = 6

Solving for variable 'x'.

Reorder the terms:
-9 + -6 + 14x + x2 = 6 + -6

Combine like terms: -9 + -6 = -15
-15 + 14x + x2 = 6 + -6

Combine like terms: 6 + -6 = 0
-15 + 14x + x2 = 0

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

Subproblem 1

Set the factor '(-15 + -1x)' equal to zero and attempt to solve: Simplifying -15 + -1x = 0 Solving -15 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '15' to each side of the equation. -15 + 15 + -1x = 0 + 15 Combine like terms: -15 + 15 = 0 0 + -1x = 0 + 15 -1x = 0 + 15 Combine like terms: 0 + 15 = 15 -1x = 15 Divide each side by '-1'. x = -15 Simplifying x = -15

Subproblem 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 = 1

Solution

x = {-15, 1}

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