Calculate the compound interest. how much would $400invested at 5% interestcompounded annually beworth after 6 years? formulas: compound interest: a(t) = p(1+r/n)^ntcontinuously compound interest: a(t) = p•e^rt

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

Someone answer asap for ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.