# The sum of two numbers is 45. The first is 9 less than the second. How do you find the numbers?

Feb 22, 2017

18 and 27

#### Explanation:

Lets call our first number $x$. This means the second number is $x + 9$
Adding them together gives

$x + \left(x + 9\right) = 45$

$2 x + 9 = 45$

$2 x = 36$

$x = 18$

$\implies x + 9 = 27$