21x-7=16x+3

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Solution for 21x-7=16x+3 equation: 



21x-7=16x+3

We move all terms to the left:

21x-7-(16x+3)=0

We get rid of parentheses

21x-16x-3-7=0

We add all the numbers together, and all the variables

5x-10=0

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

5x=10

x=10/5

x=2

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