21g-6f-8g
13g-6f is the answer
combine like terms
Jill has a small treasure box
=small treasure box in possession of jill
Yes 1 and 3 are supplementary
Answer:
Weight of dog: 34 pounds,
Weight of cat: 12 pounds.
Step-by-step explanation:
Let d represent weight of dog and c represent weight of cat.
We have been given that a dog weighs two pounds less than three times the weight of a cat.
3 times weight of cat: 
We can represent the given information in an equation as:

We are also told that the dog also weights twenty-two more pounds than the cat. We can represent the given information in an equation as:

Equate both equations:






Therefore, the weight of cat is 12 pounds.
Substitute
in equation (2)



Therefore, the weight of dog is 34 pounds.
54 = 15.
? = 5.
54 / 3 = 18.
18 minutes is spent on lunch.
Hope this helps.