30-x=3+x

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Solution for 30-x=3+x equation: 



30-x=3+x

We move all terms to the left:

30-x-(3+x)=0

We add all the numbers together, and all the variables

-x-(x+3)+30=0

We add all the numbers together, and all the variables

-1x-(x+3)+30=0

We get rid of parentheses

-1x-x-3+30=0

We add all the numbers together, and all the variables

-2x+27=0

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

-2x=-27

x=-27/-2

x=13+1/2

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