7a-8=2(a+1)

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Solution for 7a-8=2(a+1) equation: 



7a-8=2(a+1)

We move all terms to the left:

7a-8-(2(a+1))=0



We calculate terms in parentheses: -(2(a+1)), so:

2(a+1)

We multiply parentheses

2a+2

Back to the equation:

-(2a+2)



We get rid of parentheses

7a-2a-2-8=0

We add all the numbers together, and all the variables

5a-10=0

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

5a=10

a=10/5

a=2

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