maths
posted by preet0099 HELP ME ! on .
A Two digit number is such that the product of the digit is 18. When 63 subtracted from the number the digit interchange the place.Find the number.

ab=18
10b+a = 10a+b63
9a9b = 63
ab = 7
factors of 18 are 9,2 and they are 7 apart, so the number is 92
check:
29 = 9263