3(2x^2+x-6)=4(x^2-x-6)

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Solution for 3(2x^2+x-6)=4(x^2-x-6) equation:


Simplifying
3(2x2 + x + -6) = 4(x2 + -1x + -6)

Reorder the terms:
3(-6 + x + 2x2) = 4(x2 + -1x + -6)
(-6 * 3 + x * 3 + 2x2 * 3) = 4(x2 + -1x + -6)
(-18 + 3x + 6x2) = 4(x2 + -1x + -6)

Reorder the terms:
-18 + 3x + 6x2 = 4(-6 + -1x + x2)
-18 + 3x + 6x2 = (-6 * 4 + -1x * 4 + x2 * 4)
-18 + 3x + 6x2 = (-24 + -4x + 4x2)

Solving
-18 + 3x + 6x2 = -24 + -4x + 4x2

Solving for variable 'x'.

Reorder the terms:
-18 + 24 + 3x + 4x + 6x2 + -4x2 = -24 + -4x + 4x2 + 24 + 4x + -4x2

Combine like terms: -18 + 24 = 6
6 + 3x + 4x + 6x2 + -4x2 = -24 + -4x + 4x2 + 24 + 4x + -4x2

Combine like terms: 3x + 4x = 7x
6 + 7x + 6x2 + -4x2 = -24 + -4x + 4x2 + 24 + 4x + -4x2

Combine like terms: 6x2 + -4x2 = 2x2
6 + 7x + 2x2 = -24 + -4x + 4x2 + 24 + 4x + -4x2

Reorder the terms:
6 + 7x + 2x2 = -24 + 24 + -4x + 4x + 4x2 + -4x2

Combine like terms: -24 + 24 = 0
6 + 7x + 2x2 = 0 + -4x + 4x + 4x2 + -4x2
6 + 7x + 2x2 = -4x + 4x + 4x2 + -4x2

Combine like terms: -4x + 4x = 0
6 + 7x + 2x2 = 0 + 4x2 + -4x2
6 + 7x + 2x2 = 4x2 + -4x2

Combine like terms: 4x2 + -4x2 = 0
6 + 7x + 2x2 = 0

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

Subproblem 1

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

Subproblem 2

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

Solution

x = {-2, -1.5}

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