50+60-45x9=295
Multiples of 9 are numbers that can be divided by 9 without leaving a remainder. They follow a pattern of increasing by 9 each time. The first few multiples of 9 are 9, 18, 27, 36, 45, and so on. In general, the multiples of 9 can be represented as 9n, where n is a positive integer.