M+3m+m=102

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Solution for M+3m+m=102 equation:



+3M+M=102
We move all terms to the left:
+3M+M-(102)=0
We add all the numbers together, and all the variables
4M-102=0
We move all terms containing M to the left, all other terms to the right
4M=102
M=102/4
M=25+1/2

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