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smolemily
25.08.2019 •
Mathematics
Jeanine is twice as old as her brother marc. if the sum of their ages is 24. how old is jeanine?
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Ответ:
2x + x = 24
3x = 24
x = 8
Remember that x is Marc's age. So if Marc is 8, and Jeanine is twice as old, she will be 16.
Ответ:
the answer is c . sorry if its not right