If three burgers and two fries cost $17.50, and two burgers and three fries costs $15.00, how much does a burger cost?

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?

If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*