8x^2+3x-12=6-4x

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Solution for 8x^2+3x-12=6-4x equation:


Simplifying
8x2 + 3x + -12 = 6 + -4x

Reorder the terms:
-12 + 3x + 8x2 = 6 + -4x

Solving
-12 + 3x + 8x2 = 6 + -4x

Solving for variable 'x'.

Reorder the terms:
-12 + -6 + 3x + 4x + 8x2 = 6 + -4x + -6 + 4x

Combine like terms: -12 + -6 = -18
-18 + 3x + 4x + 8x2 = 6 + -4x + -6 + 4x

Combine like terms: 3x + 4x = 7x
-18 + 7x + 8x2 = 6 + -4x + -6 + 4x

Reorder the terms:
-18 + 7x + 8x2 = 6 + -6 + -4x + 4x

Combine like terms: 6 + -6 = 0
-18 + 7x + 8x2 = 0 + -4x + 4x
-18 + 7x + 8x2 = -4x + 4x

Combine like terms: -4x + 4x = 0
-18 + 7x + 8x2 = 0

Factor a trinomial.
(-2 + -1x)(9 + -8x) = 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 '(9 + -8x)' equal to zero and attempt to solve: Simplifying 9 + -8x = 0 Solving 9 + -8x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -8x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -8x = 0 + -9 -8x = 0 + -9 Combine like terms: 0 + -9 = -9 -8x = -9 Divide each side by '-8'. x = 1.125 Simplifying x = 1.125

Solution

x = {-2, 1.125}

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