3(x-10)=x+10

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Solution for 3(x-10)=x+10 equation: 



3(x-10)=x+10

We move all terms to the left:

3(x-10)-(x+10)=0

We multiply parentheses

3x-(x+10)-30=0

We get rid of parentheses

3x-x-10-30=0

We add all the numbers together, and all the variables

2x-40=0

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

2x=40

x=40/2

x=20

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