Answer:
y= -4/9 + 1/9
Step-by-step explanation:
5 + 10 + 12 = 27 scores are less than 3
45% = 0.45
45%
=
= 0.45
y = 259.6/2 = 129.8 degrees. so x = 129.8 - 79.6 = 50.2 degrees.
I got this answer from somewhere else. but it is correct. i hope this helped.