-5(m-9)=7(4-m)-1

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Solution for -5(m-9)=7(4-m)-1 equation: 



-5(m-9)=7(4-m)-1

We move all terms to the left:

-5(m-9)-(7(4-m)-1)=0

We add all the numbers together, and all the variables

-5(m-9)-(7(-1m+4)-1)=0

We multiply parentheses

-5m-(7(-1m+4)-1)+45=0



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

7(-1m+4)-1

We multiply parentheses

-7m+28-1

We add all the numbers together, and all the variables

-7m+27

Back to the equation:

-(-7m+27)



We get rid of parentheses

-5m+7m-27+45=0

We add all the numbers together, and all the variables

2m+18=0

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

2m=-18

m=-18/2

m=-9

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