abatek28
01.04.2021 •
Mathematics
On a certain hot summer's day, 516 people used the public swimming pool. The daily prices are $1.75 for children and $2.50 for adults. The receipts for admission totaled $1133.25. How many children and how many adults swam at the public pool that day?
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Ответ:
x=30
y=60
z=100 (angle x+60=80, 180-80=100)
Step-by-step explanation: