Question

The sum of two numbers is 43 . The smaller number is 9 less than the larger number. What are the numbers?

Answer 1

17 & 26

Explanation:

The equation

`x+(x+9)=43\\2x+9=43`

`2x=43-9\\2x=34`

`x=34/2=17`

One number is 17

The other number is:

`x+9=17+9=26`

Hope this helps