On his first day of school, kareem found the high temperature in degrees fahrenheit to be 76.1°. he plans to use the function to convert this temperature from degrees fahrenheit to degrees celsius. what does c(76.1) represent?

The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?