21x-5=16x+20

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Solution for 21x-5=16x+20 equation: 



21x-5=16x+20

We move all terms to the left:

21x-5-(16x+20)=0

We get rid of parentheses

21x-16x-20-5=0

We add all the numbers together, and all the variables

5x-25=0

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

5x=25

x=25/5

x=5

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