Answer:
$10
Step-by-step explanation:
The exact number is $11.65 which is closet to $10
Here is the answer to your question as This is the way I think it is solved
Triangle SUT is an isosceles triangle and you can prove this by a geometric proof.
We can set SU = ST.
2x + 11 = 11x - 16
Solve for x:
9x = 27
x = 3