The school theater department made $2142 on ticket sales for the three nights of their plsy. the department sold the same number of tickets each night and each ticket cost $7. how many tickets did the theater department sell each night?

X+ y = 5 ; x - y =3 solve using linear combination

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park what is the unit rate and what does it represent in the context of the situation?

Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?