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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We multiply parentheses

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

We get rid of parentheses

4a-a-8+4+7=0

We add all the numbers together, and all the variables

3a+3=0

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

3a=-3

a=-3/3

a=-1

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