Answer:
I think the answer is 5
Step-by-step explanation:
4 -(-1)
4+1
which will equal to 5
4.1 and 4.2
or 4 and 5
using y=mx+c
C=7
y=8
x= -4
we're looking for m
8=-4m +7
1= -4m
m= -1/4