We appreciate your visit to Nadia has 20 more postcards than Pete After Nadia gives Pete some postcards Pete has 2 more postcards than Nadia How many postcards does Nadia. This page offers clear insights and highlights the essential aspects of the topic. Our goal is to provide a helpful and engaging learning experience. Explore the content and find the answers you need!
Answer :
Answer:
11.
Step-by-step explanation:
N = Nadia.
P = Pete.
S = postcards that Nadia gives to Pete.
N = 20 + P
P + S = 2+N-S
To calculate S, we replaces N of the first equation in the second equation:
P + S = 2 + 20 + P-S
2S = 2 + 20 + P - P
2S = 22
S = 22/2 = 11.
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