The numerical length of PR is 46
Given the following segments
QR=2x+4
PQ = x
PR =4x -10
If Q is on line segment PR, then;
PQ + QR = PR
Substitute;
x+2x+4 = 4x - 10
3x - 4x = -10 - 4
-x = -14
x =14
PR =4x - 10
PR = 56 -10
PR =46
Hence the numerical length of PR is 46
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