Answer:

Step-by-step explanation:
Slope of straight line can be calculated as

Here 

Equation of straight line in slope intercept form is


Answer:
(4,1)
Step-by-step explanation:
Answer:
b. because m = -5
Step-by-step explanation:
y = -5x +9
m (gradient) is the coefficient before the 'x' term
It would be 20*7 which will give you 140 miles in 7 hours
as tiers increases, sales increases
since there seems to be no assemtote (horizontal or vertical), As the number of cake tiers increases without bound, the total monthly sales increase without bound.
answer is 3rd option