x/4.2=3

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Solution for x/4.2=3 equation: 



x/4.2=3

We move all terms to the left:

x/4.2-(3)=0

We multiply all the terms by the denominator


x-3*4.2=0

We add all the numbers together, and all the variables

x-12.6=0

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

x=12.6

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