8a+4=3(a-1)+7

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Solution for 8a+4=3(a-1)+7 equation: 



8a+4=3(a-1)+7

We move all terms to the left:

8a+4-(3(a-1)+7)=0



We calculate terms in parentheses: -(3(a-1)+7), so:

3(a-1)+7

We multiply parentheses

3a-3+7

We add all the numbers together, and all the variables

3a+4

Back to the equation:

-(3a+4)



We get rid of parentheses

8a-3a-4+4=0

We add all the numbers together, and all the variables

5a=0

a=0/5

a=0

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