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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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2/3 (x - 7 ) = -2<br> AL y = 5/3 B: 8 1/3 C: 10 D: 4
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Step-by-step explanation:

1. Solve the equation

\begin{array}{rcl}\dfrac{2}{3}(x - 7) & = & -2\\\\2(x - 7) & = & -6\\x - 7 & = & -3\\x & = & \mathbf{4}\\\end{array}

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OK

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