5x^2+2x-11=31-27x

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Solution for 5x^2+2x-11=31-27x equation:


Simplifying
5x2 + 2x + -11 = 31 + -27x

Reorder the terms:
-11 + 2x + 5x2 = 31 + -27x

Solving
-11 + 2x + 5x2 = 31 + -27x

Solving for variable 'x'.

Reorder the terms:
-11 + -31 + 2x + 27x + 5x2 = 31 + -27x + -31 + 27x

Combine like terms: -11 + -31 = -42
-42 + 2x + 27x + 5x2 = 31 + -27x + -31 + 27x

Combine like terms: 2x + 27x = 29x
-42 + 29x + 5x2 = 31 + -27x + -31 + 27x

Reorder the terms:
-42 + 29x + 5x2 = 31 + -31 + -27x + 27x

Combine like terms: 31 + -31 = 0
-42 + 29x + 5x2 = 0 + -27x + 27x
-42 + 29x + 5x2 = -27x + 27x

Combine like terms: -27x + 27x = 0
-42 + 29x + 5x2 = 0

Factor a trinomial.
(-7 + -1x)(6 + -5x) = 0

Subproblem 1

Set the factor '(-7 + -1x)' equal to zero and attempt to solve: Simplifying -7 + -1x = 0 Solving -7 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + -1x = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -1x = 0 + 7 -1x = 0 + 7 Combine like terms: 0 + 7 = 7 -1x = 7 Divide each side by '-1'. x = -7 Simplifying x = -7

Subproblem 2

Set the factor '(6 + -5x)' equal to zero and attempt to solve: Simplifying 6 + -5x = 0 Solving 6 + -5x = 0 Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + -5x = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -5x = 0 + -6 -5x = 0 + -6 Combine like terms: 0 + -6 = -6 -5x = -6 Divide each side by '-5'. x = 1.2 Simplifying x = 1.2

Solution

x = {-7, 1.2}

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