gujaratif932
25.06.2019 •
Mathematics
Asap! 1) a mother is 3 times as old as her daughter. after 9 years, the mother will be 2 times as old as the daughter. how old is the mother now? 2) a car left ottawa at 1 p.m. going at 35 mph. a second car left the city at 4 p.m. going in the same direction at 50 mph. at what time will the second car catch up with the first?
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Ответ:
27 years old
Step-by-step explanation: 2( x+9) = 3x+9. x=9, 9*3 = 27
Ответ:
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