13x=5(6x-21)

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Solution for 13x=5(6x-21) equation: 



13x=5(6x-21)

We move all terms to the left:

13x-(5(6x-21))=0



We calculate terms in parentheses: -(5(6x-21)), so:

5(6x-21)

We multiply parentheses

30x-105

Back to the equation:

-(30x-105)



We get rid of parentheses

13x-30x+105=0

We add all the numbers together, and all the variables

-17x+105=0

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

-17x=-105

x=-105/-17

x=6+3/17

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