Question

cal word problem attachment

Answer 1

john 19 questions is a lot to post here
and people helping you will think they are just doing your work for you.
that would not be helping you it is better you try them and have someone correct it please post them one by one.

but i will get you started.

1 2 lines that intersect will give 1 solution you can provide the examples

2 no solutions are parallel lines having same slope

3 infinite number of solutions are the same line

y=3x+4 and 2y=6x+8