Remember, you can do anything to an equaiton as long as you do it to both sides
c=48y+0.99n
minus 0.99n from both sides
c-0.99n=48y
divide both sides by 48
Answer:
They often have more than one solution.
Answer:
39 minutes (rounded to nearest minute from 39.2699)
Step-by-step explanation:
π(50)^2*30= 235619.449/6000=39.2699
round to nearest minute: 39 minutes
Answer:
19 points
Step-by-step explanation:
convert points to percents:
20 points = 100%
19 points = 95%
18 points = 90%
17 points = 85%
percent-wise, her average prior to another quiz is 92.5
so if she wants to keep to maintain that average she must get 18 1/2 points; if teacher doesn't award partial credit then she needs to get a full 19 points