Lucia tried to solve the system below 2x+2y= 14 x-2y=-2 what error did Lucia make

You can find the constant of proportionality by finding the ratio of

Explain how you can use the associative property to evaluate (7x50)x4.

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.