2x+3+x+2x+3+x=78

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Solution for 2x+3+x+2x+3+x=78 equation:


Simplifying
2x + 3 + x + 2x + 3 + x = 78

Reorder the terms:
3 + 3 + 2x + x + 2x + x = 78

Combine like terms: 3 + 3 = 6
6 + 2x + x + 2x + x = 78

Combine like terms: 2x + x = 3x
6 + 3x + 2x + x = 78

Combine like terms: 3x + 2x = 5x
6 + 5x + x = 78

Combine like terms: 5x + x = 6x
6 + 6x = 78

Solving
6 + 6x = 78

Solving for variable 'x'.

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

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

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

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

Divide each side by '6'.
x = 12

Simplifying
x = 12

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