5a+4a+3a=180

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Solution for 5a+4a+3a=180 equation: 


Simplifying
5a + 4a + 3a = 180

Combine like terms: 5a + 4a = 9a
9a + 3a = 180

Combine like terms: 9a + 3a = 12a
12a = 180

Solving
12a = 180

Solving for variable 'a'.

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

Divide each side by '12'.
a = 15

Simplifying
a = 15

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