Their sum is 15.
"The sum of a number and three times another number is 18. find the numbers if their product is a maximum?"
This means that the sum of the number and two is zero. So the number is -2.
The number four.
No. It is a sum of four terms which can be simplified to a sum of three terms.
4? what is yr question
n + 7
The three consecutive numbers whose sum and product are the same are 1, 2, and 3.
nine less than the product of a number and two