2(x-5)=x+21

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



2(x-5)=x+21

We move all terms to the left:

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

We multiply parentheses

2x-(x+21)-10=0

We get rid of parentheses

2x-x-21-10=0

We add all the numbers together, and all the variables

x-31=0

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

x=31

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