please help?

0 ⤊

when the digits of a two digit number are reversed, the new number is 9 more than the orginal number and the sum of the digits of the ofingnal number is 11. what is the orginal number?

2007-08-30 07:32:52 · 4 answers · asked by pinkparadiseforever 2 in Science & Mathematics ➔ Physics

4 answers

y*10+x+9=x*10+y
x+y=11

y*9+9=x*9
y*9+9=(11-y)*9
y*9+9=99-y*9
y*18=90
y=5
x=6

check
56+9=65

works

j

2007-08-30 07:39:15 · answer #1 · answered by odu83 7 · 0⤊ 1⤋

2007-08-30 07:40:06 · answer #2 · answered by Anonymous · 0⤊ 0⤋

original number is 56

2007-08-30 07:41:00 · answer #3 · answered by Pwnz0r 2 · 0⤊ 0⤋

this is not a Math category you big dummy !!

2007-08-30 07:41:18 · answer #4 · answered by BIG BEN 5 · 0⤊ 0⤋