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Ksivusya [100]
3 years ago
9

Sally, Sue and Sara are friends. Sue's age is twice Sally's age. Sara is 1 year younger than Sue. The

Mathematics
1 answer:
sergiy2304 [10]3 years ago
3 0
Sue = 2 Sally
Sara = Sue - 1
= (2Sally) - 1
Sally + Sue + Sara = 49
Sally + 2 Sally + 2 Sally - 1 = 49
5 Sally = 49 + 1
5 Sally = 50
Sally = 10
Sue = 20
Sara = 19
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