What is the slope of the line in the graph?

Lisa has three classes that each last 50 minutes. what is the total number of minutes of the three classes

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!