Why won't it give me full marks for this? What have I missed?
The question is from Mathswatch.

the answer is y = 11.54

hope this : )

0lz try yourself sorry for not answering

step-by-step explanation:

at each of the parallel lines adjacent angles are supplementary. the angles have special names identifying their positions with respect to the parallel lines and transversal. they are corresponding angles, alternate interior angles, or alternate exterior angles. an angles is congruent to its matched angle.

p - 6

step-by-step explanation

so you know that it cost $6 to see a movie you subtract p - 6 to get your answer

hope this !