SOLUTION: Mary is 5 years older than her brother Bob and the sum of their ages is 81. How old is each? and can you show me how you worked it out that's wher I get confused the most

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Question 19820: Mary is 5 years older than her brother Bob and the sum of their ages is 81. How old is each? and can you show me how you worked it out that's wher I get confused the most
Found 2 solutions by sukusu, kunal_122:
Answer by sukusu(21) About Me  (Show Source):
You can put this solution on YOUR website!
Mary is 41
Bob is 38
I am going to be honest with u I gussed. But if u divide 81 by 2 your awnser would be aruond there.

Answer by kunal_122(19) About Me  (Show Source):
You can put this solution on YOUR website!
x is bob age
x+5 is mary age
x+x+5=81
2x+5=81
2x=76
x=38