(12)(x-1)=(x-3)(15)

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Solution for (12)(x-1)=(x-3)(15) equation: 



(12)(x-1)=(x-3)(15)

We move all terms to the left:

(12)(x-1)-((x-3)(15))=0

We multiply parentheses

12x-((x-3)15)-12=0



We calculate terms in parentheses: -((x-3)15), so:

(x-3)15

We multiply parentheses

15x-45

Back to the equation:

-(15x-45)



We get rid of parentheses

12x-15x+45-12=0

We add all the numbers together, and all the variables

-3x+33=0

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

-3x=-33

x=-33/-3

x=+11

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