20=21x-5

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Solution for 20=21x-5 equation: 



20=21x-5

We move all terms to the left:

20-(21x-5)=0

We get rid of parentheses

-21x+5+20=0

We add all the numbers together, and all the variables

-21x+25=0

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

-21x=-25

x=-25/-21

x=1+4/21

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