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April 23, 2014

April 23, 2014

Posted by **vianey** on Tuesday, September 27, 2011 at 11:56pm.

- MATH -
**Corey**, Wednesday, September 28, 2011 at 12:06amLet ones=x

tens=y

hundreds=z

thousands=a

a+x+y+z=15

x=1+y

y=a+1

z=x+a

y=3

x=1+(3)

x=4

(3)=a+1

a=2

z=(4)+(2)

z=6

2634

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