Step-by-step explanation:
y+x(x-y)-5
substitute: -7+3(3+7)-5
-7+3(10)-5
-7+30-5
22
If this isn't correct, then use distributive property on 3(3+7)
If so then it would be -7+9+21-5
It would be the same answer, just a different way of finishing it
She can expect 522 people to take the advanced course.
Answer:
3 bookshelves.
Step-by-step explanation:
That would be 3 maths books and 3 reading books on 3 shelves.
3/4 is the answer to your question
Answer:4 4/5
Step-by-step explanation: