x^2-13x-11=-7x+5

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Solution for x^2-13x-11=-7x+5 equation:


Simplifying
x2 + -13x + -11 = -7x + 5

Reorder the terms:
-11 + -13x + x2 = -7x + 5

Reorder the terms:
-11 + -13x + x2 = 5 + -7x

Solving
-11 + -13x + x2 = 5 + -7x

Solving for variable 'x'.

Reorder the terms:
-11 + -5 + -13x + 7x + x2 = 5 + -7x + -5 + 7x

Combine like terms: -11 + -5 = -16
-16 + -13x + 7x + x2 = 5 + -7x + -5 + 7x

Combine like terms: -13x + 7x = -6x
-16 + -6x + x2 = 5 + -7x + -5 + 7x

Reorder the terms:
-16 + -6x + x2 = 5 + -5 + -7x + 7x

Combine like terms: 5 + -5 = 0
-16 + -6x + x2 = 0 + -7x + 7x
-16 + -6x + x2 = -7x + 7x

Combine like terms: -7x + 7x = 0
-16 + -6x + x2 = 0

Factor a trinomial.
(-2 + -1x)(8 + -1x) = 0

Subproblem 1

Set the factor '(-2 + -1x)' equal to zero and attempt to solve: Simplifying -2 + -1x = 0 Solving -2 + -1x = 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 + -1x = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -1x = 0 + 2 -1x = 0 + 2 Combine like terms: 0 + 2 = 2 -1x = 2 Divide each side by '-1'. x = -2 Simplifying x = -2

Subproblem 2

Set the factor '(8 + -1x)' equal to zero and attempt to solve: Simplifying 8 + -1x = 0 Solving 8 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -1x = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -1x = 0 + -8 -1x = 0 + -8 Combine like terms: 0 + -8 = -8 -1x = -8 Divide each side by '-1'. x = 8 Simplifying x = 8

Solution

x = {-2, 8}

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