Question

I just need help with number 2

Answer 1

The first question == the first graph has two solution because the graph intersect at two point

the second graph has one solution because the graph intersect at one point

the last graph has no solution because the graph is parallel and parallel never intersect

The second question i'm sorry i don't know

Explanation:

Answer 2

Explanation:

two intersecting lines :- one

one line:- infinite

two parallel lines:- no solution.