2(a+1)-a=4a+7

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Solution for 2(a+1)-a=4a+7 equation: 



2(a+1)-a=4a+7

We move all terms to the left:

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

We add all the numbers together, and all the variables

-1a+2(a+1)-(4a+7)=0

We multiply parentheses

-1a+2a-(4a+7)+2=0

We get rid of parentheses

-1a+2a-4a-7+2=0

We add all the numbers together, and all the variables

-3a-5=0

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

-3a=5

a=5/-3

a=-1+2/3

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