Value of the discriminant k > 0

Tell me how you got the it use the figures to answer questions 1and 2. in each diagram, line k is parallel to line l, and line t intersects lines. 1. based on the diagrams, what is the value of x? 2. how would you verify your answer for x?

Marcus needs to rewrite f(x) = x2 + 6x + 4 in vertex form.

If i have 20$ and i gave 5$ away how much i got