D) (4,3)
E) (5,-1)
B) (3,-1)
C) (2,2)
Answer:
50 inches.
Step-by-step explanation:
Let the length of the each ribbon was x.
Now, she cuts 9 pieces of same length L which means total length is 9L.
Now, doing the same she was left with 5 inches of ribbon. Hence, we have
[tex[9L+5=x.....(1)[/tex]
Similarly, we can write a equation for the second situation.

From equation 1 and 2,

Plugging this value in equation 1,

Therefore, the length of each ribbon when she bought them was 50 inches.
Answer:
21 days
Step-by-step explanation:
The answers would be pyramid and triangular prism.
Answer:
12 cups
Step-by-step explanation: