beckyjones beckyjones

19-05-2016
Mathematics

contestada

The sum of a number and 5, less than 10, is 3.

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JcAlmighty JcAlmighty

22-05-2016

The sum of a number and 5, less than 10, is 3 can be expressed as:

x + 5 - 10 = 3
where x is unknown number.

x + 5 = 3 + 10
x + 5 = 13
x = 13 - 5
x = 8

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