21x=4/7

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Solution for 21x=4/7 equation: 



21x=4/7

We move all terms to the left:

21x-(4/7)=0

We add all the numbers together, and all the variables

21x-(+4/7)=0

We get rid of parentheses

21x-4/7=0

We multiply all the terms by the denominator


21x*7-4=0

Wy multiply elements

147x-4=0

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

147x=4

x=4/147

x=4/147

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