21(x-5)=24(x-9)

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Solution for 21(x-5)=24(x-9) equation: 



21(x-5)=24(x-9)

We move all terms to the left:

21(x-5)-(24(x-9))=0

We multiply parentheses

21x-(24(x-9))-105=0



We calculate terms in parentheses: -(24(x-9)), so:

24(x-9)

We multiply parentheses

24x-216

Back to the equation:

-(24x-216)



We get rid of parentheses

21x-24x+216-105=0

We add all the numbers together, and all the variables

-3x+111=0

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

-3x=-111

x=-111/-3

x=+37

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