-7m+4=7(1-4m)-3(1-7m)

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Solution for -7m+4=7(1-4m)-3(1-7m) equation: 



-7m+4=7(1-4m)-3(1-7m)

We move all terms to the left:

-7m+4-(7(1-4m)-3(1-7m))=0

We add all the numbers together, and all the variables

-7m-(7(-4m+1)-3(-7m+1))+4=0



We calculate terms in parentheses: -(7(-4m+1)-3(-7m+1)), so:

7(-4m+1)-3(-7m+1)

We multiply parentheses

-28m+21m+7-3

We add all the numbers together, and all the variables

-7m+4

Back to the equation:

-(-7m+4)



We get rid of parentheses

-7m+7m-4+4=0

We add all the numbers together, and all the variables

=0

m=0/1

m=0

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