a+2a+3a=4

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Solution for a+2a+3a=4 equation: 


Simplifying
a + 2a + 3a = 4

Combine like terms: a + 2a = 3a
3a + 3a = 4

Combine like terms: 3a + 3a = 6a
6a = 4

Solving
6a = 4

Solving for variable 'a'.

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

Divide each side by '6'.
a = 0.6666666667

Simplifying
a = 0.6666666667

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