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If m + 1 = n − 2 3 , what is the value of 3m − n ?

 Dec 27, 2021
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If m + 1 = n − 2 3 , what is the value of 3m − n ?

 

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\(m+1=n-23\ |\ -1\\ m=n-24\ |\ \times 3\\ 3m=3n-72\\ 3m-n=3n-72-n\)

\(3m-n=2n-72\)

laugh  !

 Dec 27, 2021

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