Angela had Php 500 in her wallet. She bought 5 ribbons worth x pesos each. How much money was left in her wallet?​

The function models the number of accidents

Ineed someone to me answer my question i have to have this done and knocked out

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?