x/3=7=15

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Solution for x/3=7=15 equation: 



x/3=7=15

We move all terms to the left:

x/3-(7)=0

We multiply all the terms by the denominator


x-7*3=0

We add all the numbers together, and all the variables

x-21=0

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

x=21

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