Question

Please I ask for your help so that my son can understand this homework

Answer 1

To find the slope we have to use two points: (0,0) and (-1,1).

Then, we use the point-slope formula.

`\begin{gathered} m=(y_2-y_1)/(x_2-x_1) \\ m=(1-0)/(-1-0)=-1 \end{gathered}`

Hence, the slope is -1.