SOLUTION: a man has a body mass of m kg. He is 30 heavier than each of his twin children. Express the body mass of each child in terms of m. If the mass of the father and 2 children comes to

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Question 1141958: a man has a body mass of m kg. He is 30 heavier than each of his twin children. Express the body mass of each child in terms of m. If the mass of the father and 2 children comes to 156 km, find the mass of the father
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
The masses are:
+m+ for the father
+m+-+30+ kg for each of the 2 children
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+m+%2B+2%2A%28+m+-+30+%29+=+156+
+m+%2B+2m+-+60+=+156+
+3m+=+216+
+m+=+72+ kg is the mass of the father