Answer:
18x+27y
Step-by-step explanation:
Supplementary angle is 180 degrees
39/500 needs to be multiplied by 15, which results in 585/500. This is 1.17 as a decimal. 191/200 in diameter needs to be multiplied by 8, which equals 1528/200. This is 7.64 as a decimal.
last week because, the class that week was only 1 hour and last weeks was 3/2 an hour
