A+b=82
2a+4b=324
Solve for a and b. a is the # of borogoves, b is the # of mome raths.
Are there any answer choices

For the first one, you take the original temprature -3.0° and add -5.4° which gives you an answer of -8.4°c :)

for the second you add the amount for breakfast and lunch, then multiply by 7 days
Answer: 23% of people who prefer plan I are from the 36–45 age group, and 42% of people from the 46–55 age group prefer plan II
Step-by-step explanation: Option A.
AFB, the sides are similar