27(x-3)=21(x-1)

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Solution for 27(x-3)=21(x-1) equation: 



27(x-3)=21(x-1)

We move all terms to the left:

27(x-3)-(21(x-1))=0

We multiply parentheses

27x-(21(x-1))-81=0



We calculate terms in parentheses: -(21(x-1)), so:

21(x-1)

We multiply parentheses

21x-21

Back to the equation:

-(21x-21)



We get rid of parentheses

27x-21x+21-81=0

We add all the numbers together, and all the variables

6x-60=0

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

6x=60

x=60/6

x=10

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