PLS HELPP!! The outside temperature was 20 degrees F at 1 pm and decreases at a rate of 1.5 degrees F each hour. What expression can be used to determine the temperature "h" hours after 1 pm?

Find the slope of the line y =8/9x + 1.

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

Donald has x twenty-dollar bills and 11 ten-dollar bill. how much money does donald have? write your answer as an expression.