83=7(m+9)-(-4-9m)

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Solution for 83=7(m+9)-(-4-9m) equation: 



83=7(m+9)-(-4-9m)

We move all terms to the left:

83-(7(m+9)-(-4-9m))=0

We add all the numbers together, and all the variables

-(7(m+9)-(-9m-4))+83=0



We calculate terms in parentheses: -(7(m+9)-(-9m-4)), so:

7(m+9)-(-9m-4)

We multiply parentheses

7m-(-9m-4)+63

We get rid of parentheses

7m+9m+4+63

We add all the numbers together, and all the variables

16m+67

Back to the equation:

-(16m+67)



We get rid of parentheses

-16m-67+83=0

We add all the numbers together, and all the variables

-16m+16=0

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

-16m=-16

m=-16/-16

m=1

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