8.50a+3.50(2a)=279

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Solution for 8.50a+3.50(2a)=279 equation: 


Simplifying
8.50a + 3.50(2a) = 279

Remove parenthesis around (2a)
8.50a + 3.50 * 2a = 279

Multiply 3.50 * 2
8.50a + 7a = 279

Combine like terms: 8.50a + 7a = 15.5a
15.5a = 279

Solving
15.5a = 279

Solving for variable 'a'.

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

Divide each side by '15.5'.
a = 18

Simplifying
a = 18

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