30-m=4(m+5)

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Solution for 30-m=4(m+5) equation: 



30-m=4(m+5)

We move all terms to the left:

30-m-(4(m+5))=0

We add all the numbers together, and all the variables

-1m-(4(m+5))+30=0



We calculate terms in parentheses: -(4(m+5)), so:

4(m+5)

We multiply parentheses

4m+20

Back to the equation:

-(4m+20)



We get rid of parentheses

-1m-4m-20+30=0

We add all the numbers together, and all the variables

-5m+10=0

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

-5m=-10

m=-10/-5

m=+2

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