Question

4+4 is 12
5+5 is 20
6+6 is 30
7+7 is 42
9+9 is ?​

Answer 1

Step-by-step explanation:

the answer is 63

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Answer 2

Answer:

9+9=72

Step-by-step explanation:

if ,4+4=12

5+5=20

6+6=30

7+7=42

9+9=(9×8)=72

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