2x-(x+17)=21-x

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Solution for 2x-(x+17)=21-x equation: 



2x-(x+17)=21-x

We move all terms to the left:

2x-(x+17)-(21-x)=0

We add all the numbers together, and all the variables

2x-(x+17)-(-1x+21)=0

We get rid of parentheses

2x-x+1x-17-21=0

We add all the numbers together, and all the variables

2x-38=0

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

2x=38

x=38/2

x=19

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