9514 1404 393
Answer:
D) 8
Explanation:
The similarity statement tells us ...
RS/ST = BC/CD
(11x -4)/70 = 60/50
11x -4 = 70(60/50) = 84 . . . multiply by 70
11x = 88 . . . . . . . . . . . . . . .add 4
x = 8 . . . . . . . . . . . . . . . divide by 11
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