What's the answer to the picture I cant figure it out...

The graph shows the rate at which paint is used to paint a wall. enter values to complete each statement below based on the graph. when 1 gallon of paint has been used, ( # ) square feet of the wall will be painted. the unit rate is ( # )square feet per gallon.

Two parallel lines are crossed by a transversal. what is value of x

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)