7=20+x/7

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Solution for 7=20+x/7 equation: 



7=20+x/7

We move all terms to the left:

7-(20+x/7)=0

We add all the numbers together, and all the variables

-(x/7+20)+7=0

We get rid of parentheses

-x/7-20+7=0

We multiply all the terms by the denominator


-x-20*7+7*7=0

We add all the numbers together, and all the variables

-1x-91=0

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

-x=91

x=91/-1

x=-91

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