3(2m+9)=81

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Solution for 3(2m+9)=81 equation: 


m in (-oo:+oo)

3*(2*m+9) = 81 // - 81

3*(2*m+9)-81 = 0

3*(2*m+9)-81 = 0

6*m-54 = 0

6*m-54 = 0

6*m-54 = 0 // + 54

6*m = 54 // : 6

m = 54/6

m = 9

m = 9

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