b
5c=6.2-7.5
then divide it :)
Answer:
1) 2
2) 4
11) 3.88
12) 0.01
-3.5
Step-by-step explanation:
To find the slope we use
m = (y2-y1)/(x2-x1)
= (-15-20)/(-6 - -16)
=(-15-20)/(-6+16)
-35/10
= -3.5
