What is the answer to this 1c.) -6.7 + (-5.2)

Any greatly appreciated! you in advance. 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's 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? a.$65.00b.$5288.00c.$210.00d.$310.00

Lines p and q intersect. find the value of b. show your work. cite any theorems you use.

What are the sotions to the quadratic equation 9x^2=4