3x(4x-5)-12=6x(2x-3)

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Solution for 3x(4x-5)-12=6x(2x-3) equation:


Simplifying
3x(4x + -5) + -12 = 6x(2x + -3)

Reorder the terms:
3x(-5 + 4x) + -12 = 6x(2x + -3)
(-5 * 3x + 4x * 3x) + -12 = 6x(2x + -3)
(-15x + 12x2) + -12 = 6x(2x + -3)

Reorder the terms:
-12 + -15x + 12x2 = 6x(2x + -3)

Reorder the terms:
-12 + -15x + 12x2 = 6x(-3 + 2x)
-12 + -15x + 12x2 = (-3 * 6x + 2x * 6x)
-12 + -15x + 12x2 = (-18x + 12x2)

Add '-12x2' to each side of the equation.
-12 + -15x + 12x2 + -12x2 = -18x + 12x2 + -12x2

Combine like terms: 12x2 + -12x2 = 0
-12 + -15x + 0 = -18x + 12x2 + -12x2
-12 + -15x = -18x + 12x2 + -12x2

Combine like terms: 12x2 + -12x2 = 0
-12 + -15x = -18x + 0
-12 + -15x = -18x

Solving
-12 + -15x = -18x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '18x' to each side of the equation.
-12 + -15x + 18x = -18x + 18x

Combine like terms: -15x + 18x = 3x
-12 + 3x = -18x + 18x

Combine like terms: -18x + 18x = 0
-12 + 3x = 0

Add '12' to each side of the equation.
-12 + 12 + 3x = 0 + 12

Combine like terms: -12 + 12 = 0
0 + 3x = 0 + 12
3x = 0 + 12

Combine like terms: 0 + 12 = 12
3x = 12

Divide each side by '3'.
x = 4

Simplifying
x = 4

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