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

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


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

Reorder the terms:
2(6 + 2x) + 2x = 78
(6 * 2 + 2x * 2) + 2x = 78
(12 + 4x) + 2x = 78

Combine like terms: 4x + 2x = 6x
12 + 6x = 78

Solving
12 + 6x = 78

Solving for variable 'x'.

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

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

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

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

Divide each side by '6'.
x = 11

Simplifying
x = 11

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