Question

What is the slope of a line that contains the points (1 -2) and (4, -3).

Answer 1

`-(1)/(3)`

Explanation:

Use the definition of slope:

`m=(y_2-y_1)/(x_2-x_1)\\`

Replace the values in the equation and solve:

`m=(-3-(-2))/(4-1) \\m=(-1)/(3)\\m=-(1)/(3)`