Answer:
7
Step-by-step explanation: it intersects on the y-axis
Answer:
Profit =
Step-by-step explanation:
Cost of the Yield =
Cost of the labour = 
Cost of the fertilisers =
Total expenses =
Profit = Cost of yield - Total expenses

D
that graph is the slope. it's going to show a line on which all points are also on the line, thus are all solutions to the equation.
Answer:
∠ CDB = 45°
Step-by-step explanation:
The measure of an inscribed angle is half the measure of its intercepted arc.
∠ CDB = 0.5 × BC = 0.5 × 90° = 45°