Sara borrows $10000 from one bank, and jose borrows $2000 from another bank. sara’s account pays 3% more than jose’s account. if together the accounts earn $800 simple interest in one year, what is the annual interest rate for: sara’s account? jose’s account?

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

Which expression shows the sum of the polynomials with like terms grouped together

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me