7=3-a/2

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Solution for 7=3-a/2 equation: 



7=3-a/2

We move all terms to the left:

7-(3-a/2)=0

We add all the numbers together, and all the variables

-(-a/2+3)+7=0

We get rid of parentheses

a/2-3+7=0

We multiply all the terms by the denominator


a-3*2+7*2=0

We add all the numbers together, and all the variables

a+8=0

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

a=-8

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