8a+a=42

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Solution for 8a+a=42 equation: 



8a+a=42

We move all terms to the left:

8a+a-(42)=0

We add all the numbers together, and all the variables

9a-42=0

We move all terms containing a to the left, all other terms to the right

9a=42

a=42/9

a=4+2/3

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