Answer:
I am not getting your question .
Answer:
The question has a mistake
Step-by-step explanation:
11d+7c= 172.5
10d+7c= 155.8
By subtraction;
1d+ 0c = 16.7
1d = 16.7
11×16.7+7c=172.5
7c = 172.5-11*16.7
You will get a negative answer yet the cost cannot be negative.
It's be a line that crosses the y-axis at (0,7) and has a slope of -3 or -3/1.
Answer:
-20
Step-by-step explanation:
48 divided by -3 is -16 but you round up since its high enough and it goes to -20