Help with working outs.
Your be my next brainliest​

step-by-step explanation:

let pq = qr = rs = x, and xz = y and zu = z.

if the horizontal lines are parallel, then corresponding segments are in proportion:

substitute:

therefore 3 = y = z.

xu = y + z → xu = 3 + 3 = 6

discount price = (original price)(1 – 0.15)

is the right answer   on edge

the value of x is 90 - 20 aka 70*, these are complementary angles

step-by-step explanation: