2a+3a+a=120

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Solution for 2a+3a+a=120 equation: 


Simplifying
2a + 3a + a = 120

Combine like terms: 2a + 3a = 5a
5a + a = 120

Combine like terms: 5a + a = 6a
6a = 120

Solving
6a = 120

Solving for variable 'a'.

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

Divide each side by '6'.
a = 20

Simplifying
a = 20

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