30=4+x/2

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Solution for 30=4+x/2 equation: 



30=4+x/2

We move all terms to the left:

30-(4+x/2)=0

We add all the numbers together, and all the variables

-(x/2+4)+30=0

We get rid of parentheses

-x/2-4+30=0

We multiply all the terms by the denominator


-x-4*2+30*2=0

We add all the numbers together, and all the variables

-1x+52=0

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

-x=-52

x=-52/-1

x=+52

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