Given:
The rent for trucks is $3750.
The additional charge per ton of sugar is $150.
To write: The equation relating the total cost C and amount of sugar S.
Step-by-step explanation:
The equation represents the total cost C and the amount of sugar S is given by,

Let us find the three coordinates to plot the graph.
When

Then,

When

Then,

When

Then,

So, the coordinates are,

The equation represents the total cost C and the amount of sugar S is given by,

The graph is,