PPLSS I DONT WANNA FAIL simplify 7÷ 1/2

Can anyone me with 32,33,36,37,and 40.

How many lines can be drawn through points j and k? 0 1 2 3

Which values of p and q result in an equation with exactly one solution? px-43=-42x+q choose all answers that apply: a) p=-43 and q=-43 b) p=42 and q=43 c) p=43 and q=−42 d) p=42 and q=42