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sergey [27]
3 years ago
10

The 7 times the sum of a number and 6 IS 63

Mathematics
1 answer:
matrenka [14]3 years ago
4 0

Answer:

Missing number = 3

Step-by-step explanation:

Let x be the missing number. We have the following:

7\cdot (6+x)=63,\\6+x=9,\\x=\boxed{3}

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