x=3(6-x)=20

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Solution for x=3(6-x)=20 equation: 



x=3(6-x)=20

We move all terms to the left:

x-(3(6-x))=0

We add all the numbers together, and all the variables

x-(3(-1x+6))=0



We calculate terms in parentheses: -(3(-1x+6)), so:

3(-1x+6)

We multiply parentheses

-3x+18

Back to the equation:

-(-3x+18)



We get rid of parentheses

x+3x-18=0

We add all the numbers together, and all the variables

4x-18=0

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

4x=18

x=18/4

x=4+1/2

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