3x+21=5x-2

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Solution for 3x+21=5x-2 equation: 



3x+21=5x-2

We move all terms to the left:

3x+21-(5x-2)=0

We get rid of parentheses

3x-5x+2+21=0

We add all the numbers together, and all the variables

-2x+23=0

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

-2x=-23

x=-23/-2

x=11+1/2

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