Greg is placing a countertop in his kitchen with a new granite countertop. The dimensions of the countertop are shown below. If the granite he chose costs $175 per square foot, how much will it cost? Answer for 25 points, thanks!

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?