Homework Help: MATH

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

I AM A FOUR-DIGIT EVEN NUMBER. THE SUM OF MY DIGITS IS 15. THE ONES DIGIT IS ONE MORE THAN TENS DIGIT,WICH IS ONE MORE THAN THAN THE THOUSANDS DIGIT. THE HUNDREDS DIGIT IS THE SUM OF THE ONES AND THOUSANDS DIGITS. THE TENS DIGIT IS 3. WHAT AM I ?

MATH - Corey, Wednesday, September 28, 2011 at 12:06am
Let 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

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