3=j-1/2

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Solution for 3=j-1/2 equation: 



3=j-1/2

We move all terms to the left:

3-(j-1/2)=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

-j+3+1/2=0

We multiply all the terms by the denominator


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

We add all the numbers together, and all the variables

-j*2+7=0

Wy multiply elements

-2j+7=0

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

-2j=-7

j=-7/-2

j=3+1/2

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