smcooper10 smcooper10

28-10-2014
Mathematics

contestada

If 4 is added to a number and the sum is tripled, the result is 22 more than the number. Find the number.

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Nicballer03 Nicballer03

28-10-2014

3(n+4)=n+20
3n+12=n+20
2n=8
n=4

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