3(10-x)=x

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



3(10-x)=x

We move all terms to the left:

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

We add all the numbers together, and all the variables

3(-1x+10)-x=0

We add all the numbers together, and all the variables

-1x+3(-1x+10)=0

We multiply parentheses

-1x-3x+30=0

We add all the numbers together, and all the variables

-4x+30=0

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

-4x=-30

x=-30/-4

x=7+1/2

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