31=x/2+13

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Solution for 31=x/2+13 equation: 



31=x/2+13

We move all terms to the left:

31-(x/2+13)=0

We get rid of parentheses

-x/2-13+31=0

We multiply all the terms by the denominator


-x-13*2+31*2=0

We add all the numbers together, and all the variables

-1x+36=0

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

-x=-36

x=-36/-1

x=+36

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