Find the solution to the system of equations represented by the matrix shown below. [ 1 1 1 | 22 ]
[ 6 1 8 | 89 ]
[ -6 4 4 | 38 ]

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be

Me because some of question i don’t understand

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.