When a number is multiplied by 45 and then 795 is added to it the result is 1605 what is the number?

Let the number be ( x ). The equation can be set up as ( 45x + 795 = 1605 ). Subtracting 795 from both sides gives ( 45x = 810 ). Dividing both sides by 45, we find ( x = 18 ). Thus, the number is 18.