-3(1-7x)=-3(1-5x)

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Solution for -3(1-7x)=-3(1-5x) equation: 



-3(1-7x)=-3(1-5x)

We move all terms to the left:

-3(1-7x)-(-3(1-5x))=0

We add all the numbers together, and all the variables

-3(-7x+1)-(-3(-5x+1))=0

We multiply parentheses

21x-(-3(-5x+1))-3=0



We calculate terms in parentheses: -(-3(-5x+1)), so:

-3(-5x+1)

We multiply parentheses

15x-3

Back to the equation:

-(15x-3)



We get rid of parentheses

21x-15x+3-3=0

We add all the numbers together, and all the variables

6x=0

x=0/6

x=0

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