The three numbers are
Call the first number '
We know the total of the three numbers is
Collecting like terms,
The second number is
The third is
54, 154, & 324
To solve this, we'll call the first number
Using this variable, we can create equations for the remaining two equations.
The second number we'll call
The third number we'll call
The sum of all three numbers is
Substituting in our equations we get