- #1

nycmathguy

- Homework Statement:
- Find Two Missing Numbers

- Relevant Equations:
- System of Equations

Two numbers add up to 72. One number is twice the other. Find the numbers.

Let x and y be our two numbers.

Two numbers add to 72.

x + y = 72

One number is twice the other.

I can use x or y for this next set up.

x = 2y

Here is the system:

x + y = 72

x = 2y

You say?

Let x and y be our two numbers.

Two numbers add to 72.

x + y = 72

One number is twice the other.

I can use x or y for this next set up.

x = 2y

Here is the system:

x + y = 72

x = 2y

You say?