The sum of two numbers is 36 . One number is 2 times as large as the other. What are the numbers?

Question

The sum of two numbers is
36
. One number is
2
times as large as the other. What are the numbers?

Answer 1

Call the numbers x and y

 

x + y = 36

y = 2x

 

replace y with 2x in 1st equation.

 

x + 2x = 36

 

Solve for x

Multiply that by 2 to find y