Question

Which two pairs of coordinates represent a line with a negative slope?
A.(1,2) and (2,0)
B.(2,3) and (4,10)
C.(5,9) and (5,8)

Answer 1

Ok, first thing is first, you have to find the equations of the lines

Answer 2

ok

Answer 3

For (A):
Seems like your answer is (A) :)