Help!!!!!!!!!!!!!!!!!!

Answer:
1st question: 1
Step-by-step explanation:
Hey! I'll help you with the first and hopefully you can do the rest:
(1,5) (2,6) are your points if you're finding the slope it's rise over run so:
y2-y1/x2-x1 ----> 6-5/2-1 = 1/1 which is 1
Hope it's helpful!