Exercise condition:

5
Determine the value \(QR\) of the triangle \(PQR\) if \(QS =\) 13\(x +\) 5 \(feet\) and \(SR =\) 12\(x +\) 22 \(feet\) and \(S\) is the midpoint of \(QR\).
 
ex9.1.png
 
Length of the \(QR\) is  \(feet\).
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