78=6x+3(-6x+2)

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Solution for 78=6x+3(-6x+2) equation:


Simplifying
78 = 6x + 3(-6x + 2)

Reorder the terms:
78 = 6x + 3(2 + -6x)
78 = 6x + (2 * 3 + -6x * 3)
78 = 6x + (6 + -18x)

Reorder the terms:
78 = 6 + 6x + -18x

Combine like terms: 6x + -18x = -12x
78 = 6 + -12x

Solving
78 = 6 + -12x

Solving for variable 'x'.

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

Add '12x' to each side of the equation.
78 + 12x = 6 + -12x + 12x

Combine like terms: -12x + 12x = 0
78 + 12x = 6 + 0
78 + 12x = 6

Add '-78' to each side of the equation.
78 + -78 + 12x = 6 + -78

Combine like terms: 78 + -78 = 0
0 + 12x = 6 + -78
12x = 6 + -78

Combine like terms: 6 + -78 = -72
12x = -72

Divide each side by '12'.
x = -6

Simplifying
x = -6

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