21x+7=16x+22

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Solution for 21x+7=16x+22 equation: 



21x+7=16x+22

We move all terms to the left:

21x+7-(16x+22)=0

We get rid of parentheses

21x-16x-22+7=0

We add all the numbers together, and all the variables

5x-15=0

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

5x=15

x=15/5

x=3

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