Respuesta :

Answer:

-7

Step-by-step explanation:

The slope formula is (y1 - y2) / (x1 - x2).

In this question we have two points: (1,5) and (2,-2).

x1 = 1

y1 = 5

x2 = 2

y2 = -2

then, plug in these numbers into the slope formula

(5-(-2))/(1-2) = 7 / -1 = -7