SOLUTION: What is x so that line QS is parallel to line PT? PQ = 15, QR = 3, RS = 8, ST = x- 3 Image of triangle: imgur.com/3QQWrTQ.png

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Question 1118289: What is x so that line QS is parallel to line PT?
PQ = 15, QR = 3, RS = 8, ST = x- 3
Image of triangle: imgur.com/3QQWrTQ.png
Answer by josgarithmetic(39630) About Me  (Show Source):
You can put this solution on YOUR website!
Triangle QRT is similar to triangle PRT.

QR%2FRS=PR%2FTR

15%2F8=%283%2B15%29%2F%288%2B%28x-3%29%29

(You can finish the algebra steps.)