20x=3(180-x)

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Solution for 20x=3(180-x) equation: 



20x=3(180-x)

We move all terms to the left:

20x-(3(180-x))=0

We add all the numbers together, and all the variables

20x-(3(-1x+180))=0



We calculate terms in parentheses: -(3(-1x+180)), so:

3(-1x+180)

We multiply parentheses

-3x+540

Back to the equation:

-(-3x+540)



We get rid of parentheses

20x+3x-540=0

We add all the numbers together, and all the variables

23x-540=0

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

23x=540

x=540/23

x=23+11/23

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