Prove algebraiclly that the square of any odd number is always 1 more than a multiple of 8

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.

What is negative 3/9 times negative 2/8 ?

Can someone me with my math problems i have a bunch. i will give brainliest and lots of pleeeaaasssee