Mathematics

Mathematics, 12.05.2021 19:50, rebtav

He difference of a number 40 and a number is 30. What is the number? a. 10
b. 11
c. 15
d. 20

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He difference of a number 40 and a number is 30. What is the number? a. 10
b. 11
c. 15<...

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