Answer:
The first one
Step-by-step explanation:
Answer:
the slope is -1
Step-by-step explanation:
To find the slope, we use the formula
m = (y2-y1)/ (x2-x1)
= (4--1)/ (-1-4)
= (4+1)/(-5)
= 5/-5
= -1
Answer:
7.75
Step-by-step explanation:
56-27-21-0.25=7.75