Question

Please help me understand question #2 only, can you please explain to me by steps?

Answer 1

Both diagonal lines are of equal lenght, so we can write:

28 + 2y = 4x + 2y

28 = 4x + 2y - 2y = 4x

4x = 28

x = 28/4 = 7

x = 7

28 = 2y

y = 28/2 = 14

Answer:

x = 7

y = 14