The product of 5 and a certain number subtracted from 23 is equal to twice the number increased by 9. What is the number?
justaguide | Certified Educator
Let the number to be determined be N.
The product of 5 and N subtracted from 23 is equal to twice of N increased by 9
=> 23 - 5N = 2N + 9
=> 23 - 9 = 7N
=> 7N = 14
=> N = 2
The required number is 2.