Answer:
Step-by-step explanation:
Answer:
n=18
Step-by-step explanation:
7n+11?
n=7+11
7+11=18
n=18
Answer:

Step-by-step explanation:
Given
See attachment for graph
Required
The unit cost
Pick any point on the dots of the graph; we have:

The unit cost is then calculated as:


Answer:
3x-4y-6x+28y
-3x-6x-4y+28y
-9x+24y
Step-by-step explanation: