3=a/2+1

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Solution for 3=a/2+1 equation: 



3=a/2+1

We move all terms to the left:

3-(a/2+1)=0

We get rid of parentheses

-a/2-1+3=0

We multiply all the terms by the denominator


-a-1*2+3*2=0

We add all the numbers together, and all the variables

-1a+4=0

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

-a=-4

a=-4/-1

a=+4

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