Joe counted a total of 50 white cars and yellow cars. there were 9 times as many white cars as yellow card . how many white cars did joe count ?

r(0,90)(x,y) . t(-5,0)

last option

step-by-step explanation:

∆def to ∆d"e"f"

- rotate 90 counterclockwise degrees

- then translated 5 to the left (x --> x - 5)

answer is the last option