Question 3134


larger number: x+9
smaller number: x


larger number + smaller number = 55
x+9 + x = 55

x+9 + x = 55 | -9 on both sides
x + x = 46 | re-arranging
2x = 46 | :2 on both sides
x = 23


smaller number : 23
larger number: 32 (23+9)