Question 263748
Translate the problem into a pair of linear equations in two variables.Solve the equations using elimination or substitution. State your answer for both variables. 
Problem:
The sum of two numbers is 60. The second number is three times as large as the first number. What are the numbers?

let the first number be x

the other number = 60-x

60-x  =3x
4x=60
x=15

the other number = 45