Extra points
solve the following system of equations.
9x + 5y = -66
3x + y =-12
a. x = 5, y = -22.2
b. x = -15, y = 1
c. x = 1, y = -15
d. x = 12, y = -48

1. convert. simplify your answer and write it as a proper fraction or as a whole or as a mixed number.4oz =_ pounds2. what is 1/3 of 66for both show work.

Pls brainliest will be awarded if answer is correct

Alcoa was $10.02 a share yesterday. today it is at $9.75 a share. if you own 50 shares, did ou have capital gain or loss ? how much of a gain or loss did you have ? express the capital gain/loss as a percent of the original price