While shopping for​ clothes, Tracy spent ​$30 less than 3 times what Jaclyn spent. Tracy spent ​$24. Write and solve an equation to find how much Jaclyn spent. Let x represent how much Jaclyn spent.

Jody bought 20 shares of amazon at the close price of $121.00. she bought 20 more shares a year later at the price of $127.00. two years later, she sold all of her shares at the price of $133.00. her broker charges $50 for each transaction. after all of these transactions, how much money did jody make?