3/4m=-21

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Solution for 3/4m=-21 equation: 



3/4m=-21

We move all terms to the left:

3/4m-(-21)=0



Domain of the equation: 4m!=0

m!=0/4

m!=0

m∈R



We add all the numbers together, and all the variables

3/4m+21=0

We multiply all the terms by the denominator


21*4m+3=0

Wy multiply elements

84m+3=0

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

84m=-3

m=-3/84

m=-1/28

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