Find the distance between the points (3,8) and (11,10)

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?

Erik needs to order 30 t-shirts for his club. which company should bill choose to spend the least amount of money? use math to justify your recommendation.

The formula h=7d gives the relationship between the age d (in years ) of a dog and the equivalent age h in human years. anne figures that her welsh corgi baxter is the equivalent of 49 human years old what is baxter actual age