7a+(a+3)=8a+4(a+2)

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Solution for 7a+(a+3)=8a+4(a+2) equation: 



7a+(a+3)=8a+4(a+2)

We move all terms to the left:

7a+(a+3)-(8a+4(a+2))=0

We get rid of parentheses

7a+a-(8a+4(a+2))+3=0



We calculate terms in parentheses: -(8a+4(a+2)), so:

8a+4(a+2)

We multiply parentheses

8a+4a+8

We add all the numbers together, and all the variables

12a+8

Back to the equation:

-(12a+8)



We add all the numbers together, and all the variables

8a-(12a+8)+3=0

We get rid of parentheses

8a-12a-8+3=0

We add all the numbers together, and all the variables

-4a-5=0

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

-4a=5

a=5/-4

a=-1+1/4

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