x^2+7x=2x+24

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Solution for x^2+7x=2x+24 equation:


Simplifying
x2 + 7x = 2x + 24

Reorder the terms:
7x + x2 = 2x + 24

Reorder the terms:
7x + x2 = 24 + 2x

Solving
7x + x2 = 24 + 2x

Solving for variable 'x'.

Reorder the terms:
-24 + 7x + -2x + x2 = 24 + 2x + -24 + -2x

Combine like terms: 7x + -2x = 5x
-24 + 5x + x2 = 24 + 2x + -24 + -2x

Reorder the terms:
-24 + 5x + x2 = 24 + -24 + 2x + -2x

Combine like terms: 24 + -24 = 0
-24 + 5x + x2 = 0 + 2x + -2x
-24 + 5x + x2 = 2x + -2x

Combine like terms: 2x + -2x = 0
-24 + 5x + x2 = 0

Factor a trinomial.
(-8 + -1x)(3 + -1x) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(3 + -1x)' equal to zero and attempt to solve: Simplifying 3 + -1x = 0 Solving 3 + -1x = 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 + -1x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1x = 0 + -3 -1x = 0 + -3 Combine like terms: 0 + -3 = -3 -1x = -3 Divide each side by '-1'. x = 3 Simplifying x = 3

Solution

x = {-8, 3}

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