I am a two-digit number.My tens digit is 3 more than my ones digit and the sum of my digits is 13.What number am I?
ones digit ---- x
tens digit -----x+3
x+x+3=13
x = 5 ----> x+3 = 8
so the number is 85
tens digit -----x+3
x+x+3=13
x = 5 ----> x+3 = 8
so the number is 85