Question

This one is too confusing for me

Answer 1

-1

Explanation:

5-7 / 1+1

-2/2

-1 #

Here use the formula y2-y1/x2-x1

Its easy

Answer 2

Answer: m=-1

Explanation:

`\mathrm{Slope\:between\:two\:points}:\quad \mathrm{Slope}=(y_2-y_1)/(x_2-x_1)`

`m=(5-7)/(1-\left(-1\right))`

`m=-1`