raytray41 raytray41

15-05-2018
Mathematics

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eight less than the product of 3 and a number is 7

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sqdancefan sqdancefan

16-05-2018

Perhaps you want to know what the number is?

3n -8 = 7
3n = 15 . . . . . add 8
n = 5 . . . . . . . divide by 3

The number is 5.

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