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Nikolay [14]
3 years ago
8

HELP QUICK HAVE 5 MINS

Mathematics
1 answer:
Illusion [34]3 years ago
4 0

m = 4b+3  mikes age

m +b <138      mike +brother less than 138

4b+3+b<138

5b +3< 138

b< 135

b <27

The  oldest the brother can be is 26

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