3.2a+5a=90

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Solution for 3.2a+5a=90 equation: 


Simplifying
3.2a + 5a = 90

Combine like terms: 3.2a + 5a = 8.2a
8.2a = 90

Solving
8.2a = 90

Solving for variable 'a'.

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

Divide each side by '8.2'.
a = 10.97560976

Simplifying
a = 10.97560976

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