3(x+2x+3x)=72

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Solution for 3(x+2x+3x)=72 equation: 


Simplifying
3(x + 2x + 3x) = 72

Combine like terms: x + 2x = 3x
3(3x + 3x) = 72

Combine like terms: 3x + 3x = 6x
3(6x) = 72

Remove parenthesis around (6x)
3 * 6x = 72

Multiply 3 * 6
18x = 72

Solving
18x = 72

Solving for variable 'x'.

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

Divide each side by '18'.
x = 4

Simplifying
x = 4

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