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galina1969 [7]
3 years ago
9

If pq=9 and qr=28, find PR

Mathematics
1 answer:
Ksenya-84 [330]3 years ago
8 0
PQ = 9
QR = 28

Note, there is a Q in each line

Combine the two lines: PQ + QR = PR

plug in the numbers to corresponding variables

9 + 28 = PR

PR = 37

hope this helps
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