make an equation and solve

Question

the larger of two numbers is three times smaller.The sum of the two numbers is 6. what are the numbers?

Answer 1

m = 3n

m + n = 6

 

Solve for m and n.

 

3n + n = 6

4n = 6

n = 6/4 = 3/2

m = 6 - n = 12/2 - 3/2 = 9/2