Marnie buys a piece of fabric 24 inches long. there is some damage to the material, so she has to cut off 2.25 inches. marnie has some lace border that she can sew onto the bottom of the material that would add 0.375 inches what would be the length of the material with lace added?

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?