8. Sybil is taking her Cub Scout pack to the Police Expo. Each adult ticket is $2 more than the price of a children's ticket. Sybil a pays $78 to buy 12 children's tickets and 5 adult tickets. What is the price of a children's ticket?

The sum of two numbers is 86, and their difference is 20. find the two numbers

Yesterday i ran 5 miles. today, i ran 3.7 miles. did my percent increase, decrease or is it a percent error? plz i need

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30∘c on monday, but decreased at a constant rate in the next 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.