8a-7=3a+28

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Solution for 8a-7=3a+28 equation: 



8a-7=3a+28

We move all terms to the left:

8a-7-(3a+28)=0

We get rid of parentheses

8a-3a-28-7=0

We add all the numbers together, and all the variables

5a-35=0

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

5a=35

a=35/5

a=7

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