Answer:
First: 15
Second: 21
Third: 45
Step-by-step explanation:
In order to create the equation we need to represent the evenings with an alebraic term, in thsi case we are going to represent the second evening with an X
Second evening:x
The first night she got 6 fewer calls than the second: Second-6=x-6
The third night she received 3 times the first: 3(first night)=3(x-6)
The equation is First Night plus second night plus third night equals 81.

So the first evening he received 15 calls, the second he received 21 and the third one he received 45.
6 6/15 because if you multiply the mixed number first then multiply the fraction
Answer: Yes, I agree.
Step-by-step explanation: I Agree to this because there are 2,00 pounds in 1 ton, But there are 32,000 ounces in 1 ton.
Answer:
12 months, so 1 year
Step-by-step explanation: