2-7x=17-21x

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Solution for 2-7x=17-21x equation: 



2-7x=17-21x

We move all terms to the left:

2-7x-(17-21x)=0

We add all the numbers together, and all the variables

-7x-(-21x+17)+2=0

We get rid of parentheses

-7x+21x-17+2=0

We add all the numbers together, and all the variables

14x-15=0

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

14x=15

x=15/14

x=1+1/14

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