3(x-5)=7(x-9)

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Solution for 3(x-5)=7(x-9) equation: 



3(x-5)=7(x-9)

We move all terms to the left:

3(x-5)-(7(x-9))=0

We multiply parentheses

3x-(7(x-9))-15=0



We calculate terms in parentheses: -(7(x-9)), so:

7(x-9)

We multiply parentheses

7x-63

Back to the equation:

-(7x-63)



We get rid of parentheses

3x-7x+63-15=0

We add all the numbers together, and all the variables

-4x+48=0

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

-4x=-48

x=-48/-4

x=+12

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