I NEED HELP PLEASE CORRECT ANSWER GETS BRAINLIEST

Solve the equation using the given values: x= -2.5; y= -7.51. 2xy + 2x²

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.

Which will form a composite function?