# Question #ade54

##### 1 Answer

Jun 1, 2017

Answer:

#### Explanation:

The sum of 2 numbers is 21 and their difference is 5. Can you find the numbers?

We can write a system of equations, let

Now, we solve the system by elimination. We can add the equations together to eliminate the

Now, we can substitute back into either of the equations to find

Adding

Therefore, the two numbers are