Answer to Question #133406 in Geometry for Ellianna

Question

If PQ= 2x , QR = 5x , and PR = 7 , what is QR?

Answer 1

$PQ+QR=PR$

If $PQ=2x$, $QR=5x$ and $PR=7$, then

$2x+5x=7$

$7x=7$

$x=1$

Calculate the value of $QR$:

$QR=5x=5*1=5$

Solution: $QR=5$.