6(2x-5)-12=15+3(x-1)

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Solution for 6(2x-5)-12=15+3(x-1) equation:


Simplifying
6(2x + -5) + -12 = 15 + 3(x + -1)

Reorder the terms:
6(-5 + 2x) + -12 = 15 + 3(x + -1)
(-5 * 6 + 2x * 6) + -12 = 15 + 3(x + -1)
(-30 + 12x) + -12 = 15 + 3(x + -1)

Reorder the terms:
-30 + -12 + 12x = 15 + 3(x + -1)

Combine like terms: -30 + -12 = -42
-42 + 12x = 15 + 3(x + -1)

Reorder the terms:
-42 + 12x = 15 + 3(-1 + x)
-42 + 12x = 15 + (-1 * 3 + x * 3)
-42 + 12x = 15 + (-3 + 3x)

Combine like terms: 15 + -3 = 12
-42 + 12x = 12 + 3x

Solving
-42 + 12x = 12 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-42 + 12x + -3x = 12 + 3x + -3x

Combine like terms: 12x + -3x = 9x
-42 + 9x = 12 + 3x + -3x

Combine like terms: 3x + -3x = 0
-42 + 9x = 12 + 0
-42 + 9x = 12

Add '42' to each side of the equation.
-42 + 42 + 9x = 12 + 42

Combine like terms: -42 + 42 = 0
0 + 9x = 12 + 42
9x = 12 + 42

Combine like terms: 12 + 42 = 54
9x = 54

Divide each side by '9'.
x = 6

Simplifying
x = 6

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