(3x-12)+78=(6x+12)

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Solution for (3x-12)+78=(6x+12) equation:


Simplifying
(3x + -12) + 78 = (6x + 12)

Reorder the terms:
(-12 + 3x) + 78 = (6x + 12)

Remove parenthesis around (-12 + 3x)
-12 + 3x + 78 = (6x + 12)

Reorder the terms:
-12 + 78 + 3x = (6x + 12)

Combine like terms: -12 + 78 = 66
66 + 3x = (6x + 12)

Reorder the terms:
66 + 3x = (12 + 6x)

Remove parenthesis around (12 + 6x)
66 + 3x = 12 + 6x

Solving
66 + 3x = 12 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
66 + 3x + -6x = 12 + 6x + -6x

Combine like terms: 3x + -6x = -3x
66 + -3x = 12 + 6x + -6x

Combine like terms: 6x + -6x = 0
66 + -3x = 12 + 0
66 + -3x = 12

Add '-66' to each side of the equation.
66 + -66 + -3x = 12 + -66

Combine like terms: 66 + -66 = 0
0 + -3x = 12 + -66
-3x = 12 + -66

Combine like terms: 12 + -66 = -54
-3x = -54

Divide each side by '-3'.
x = 18

Simplifying
x = 18

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