2x^2-8x=3x-12

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Solution for 2x^2-8x=3x-12 equation:


Simplifying
2x2 + -8x = 3x + -12

Reorder the terms:
-8x + 2x2 = 3x + -12

Reorder the terms:
-8x + 2x2 = -12 + 3x

Solving
-8x + 2x2 = -12 + 3x

Solving for variable 'x'.

Reorder the terms:
12 + -8x + -3x + 2x2 = -12 + 3x + 12 + -3x

Combine like terms: -8x + -3x = -11x
12 + -11x + 2x2 = -12 + 3x + 12 + -3x

Reorder the terms:
12 + -11x + 2x2 = -12 + 12 + 3x + -3x

Combine like terms: -12 + 12 = 0
12 + -11x + 2x2 = 0 + 3x + -3x
12 + -11x + 2x2 = 3x + -3x

Combine like terms: 3x + -3x = 0
12 + -11x + 2x2 = 0

Factor a trinomial.
(3 + -2x)(4 + -1x) = 0

Subproblem 1

Set the factor '(3 + -2x)' equal to zero and attempt to solve: Simplifying 3 + -2x = 0 Solving 3 + -2x = 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 + -2x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -2x = 0 + -3 -2x = 0 + -3 Combine like terms: 0 + -3 = -3 -2x = -3 Divide each side by '-2'. x = 1.5 Simplifying x = 1.5

Subproblem 2

Set the factor '(4 + -1x)' equal to zero and attempt to solve: Simplifying 4 + -1x = 0 Solving 4 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1x = 0 + -4 -1x = 0 + -4 Combine like terms: 0 + -4 = -4 -1x = -4 Divide each side by '-1'. x = 4 Simplifying x = 4

Solution

x = {1.5, 4}

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