130005401
02.03.2021 •
Mathematics
Susanna Romero’s mother is 4 times older than Susanna. In 4 years, she’ll be 3 times older. How old is Susanna now?
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Ответ:
Step-by-step explanation:
6x - 7(13) < 200
6x - 91 < 200
6x < 291
x < 291/6
x < 97/2