3 years ago

The sum of twice a number and 7 is equal to the sum of the number and 8

Mathematics

1 answer:

Alekssandra [29.7K]3 years ago

6 0

(4)2 + 7= 15.

15-7=8.

I would say that number is 4 because 4+4= 8, and 8+7 =15.

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