3=4+x/7

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Solution for 3=4+x/7 equation: 



3=4+x/7

We move all terms to the left:

3-(4+x/7)=0

We add all the numbers together, and all the variables

-(x/7+4)+3=0

We get rid of parentheses

-x/7-4+3=0

We multiply all the terms by the denominator


-x-4*7+3*7=0

We add all the numbers together, and all the variables

-1x-7=0

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

-x=7

x=7/-1

x=-7

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