5a+3a=15+3

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Solution for 5a+3a=15+3 equation: 


Simplifying
5a + 3a = 15 + 3

Combine like terms: 5a + 3a = 8a
8a = 15 + 3

Combine like terms: 15 + 3 = 18
8a = 18

Solving
8a = 18

Solving for variable 'a'.

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

Divide each side by '8'.
a = 2.25

Simplifying
a = 2.25

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