Carolyn and Linda each saw a movie on Friday. Carolyn's movie lasted 1 hour and 30 minutes.
Linda's movie lasted 75 minutes.
How much more time did the longer movie last?

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

Use the elimination method to solve the systems of equations.choose the correct ordered pair. 7x+4y=39

Due to financial difficulties the owner of 4 skateboard stores is going to close 2 of his stores. based on the money earned at each store, which two stores should remain open?