Pls explain in detail

Complete each of the following. Hint: It might be helpful to draw a diagram, then define a variable and write an equation so that the solution to that equation is the answer to the given question. a. Ricky bought a coat on sale for 15% off the retail price. If he paid $120, what was the original retail price? Preview b. Jason's investment account changed by - 19% of its value. After this change, the account's value was $18, 750. What was its value before this change? Preview Points possible: 2 License T Inlimited after