Azoologist is recording the loss of deer in a forest. she notes the number of deer, d, in the forest on january
1. one year later, there were 73 deer in the forest, which is 19 fewer deer than were in the forest a year earlier. which equation represents this situation?
a. d+19 = 73
b. d – 73 = –19
c. 73 – d = 19
d. d – 19 = 73

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?