5a+15=31

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Solution for 5a+15=31 equation: 



5a+15=31

We move all terms to the left:

5a+15-(31)=0

We add all the numbers together, and all the variables

5a-16=0

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

5a=16

a=16/5

a=3+1/5

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