7a-8=82-5a

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Solution for 7a-8=82-5a equation: 



7a-8=82-5a

We move all terms to the left:

7a-8-(82-5a)=0

We add all the numbers together, and all the variables

7a-(-5a+82)-8=0

We get rid of parentheses

7a+5a-82-8=0

We add all the numbers together, and all the variables

12a-90=0

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

12a=90

a=90/12

a=7+1/2

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