Step-by-step explanation:
r - 18 = 27
r = 27 + 18
r = 45
...
Answer:
-9
Step-by-step explanation:
This is just -3 * 3
=-9
Measure the sides. And when you get all of the sides add them I'll and get the perimeter I think.
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Noelia has 216 cards after buying part of the set with her friends.
<h3>What is addition?</h3>
Combining items and counting them as a single, large group is done through addition.
Given that, Noelia has 144 role-playing cards.
Now, she bought 72 cards more, therefore, the number of cards Noelia has is:
144 + 72
= 216
Hence, Noelia has 216 cards after buying part of the set with her friends.
Learn more about the addition:
brainly.com/question/29560851
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