3(13x-15)=20(13x-15)

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Solution for 3(13x-15)=20(13x-15) equation: 



3(13x-15)=20(13x-15)

We move all terms to the left:

3(13x-15)-(20(13x-15))=0

We multiply parentheses

39x-(20(13x-15))-45=0



We calculate terms in parentheses: -(20(13x-15)), so:

20(13x-15)

We multiply parentheses

260x-300

Back to the equation:

-(260x-300)



We get rid of parentheses

39x-260x+300-45=0

We add all the numbers together, and all the variables

-221x+255=0

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

-221x=-255

x=-255/-221

x=1+2/13

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