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masya89 [10]
4 years ago
6

If 60 equals twice a number added to itself, find the number.

Mathematics
1 answer:
muminat4 years ago
8 0

write it into a formula

60=2x+x

60=3x

20=x

 then double check 20 *2 = 40 +20 = 60

so the number is 20


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