3=a+1/2

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Solution for 3=a+1/2 equation: 



3=a+1/2

We move all terms to the left:

3-(a+1/2)=0

We add all the numbers together, and all the variables

-(+a+1/2)+3=0

We get rid of parentheses

-a+3-1/2=0

We multiply all the terms by the denominator


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

We add all the numbers together, and all the variables

-a*2+5=0

Wy multiply elements

-2a+5=0

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

-2a=-5

a=-5/-2

a=2+1/2

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