3 years ago

What property of equality is. PQ+QR=QR+RS, then PQ=RS

Mathematics

1 answer:

djyliett [7]3 years ago

8 0

Answer:

Substitution

Step-by-step explanation:

1. PQ = RS --------Given

2. PQ + QR = QR + RS ---------Addition Postulate

3. PQ + QR = PR;

QR + RS = QS -------Segment Addition

4. PR = QS ------- Substitution

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What property of equality is. PQ+QR=QR+RS, then PQ=RS​

What property of equality is. PQ+QR=QR+RS, then PQ=RS