21x-6=7x+4

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Solution for 21x-6=7x+4 equation: 



21x-6=7x+4

We move all terms to the left:

21x-6-(7x+4)=0

We get rid of parentheses

21x-7x-4-6=0

We add all the numbers together, and all the variables

14x-10=0

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

14x=10

x=10/14

x=5/7

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