5-2x=21+2x

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



5-2x=21+2x

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

-2x-2x-21+5=0

We add all the numbers together, and all the variables

-4x-16=0

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

-4x=16

x=16/-4

x=-4

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