The sum of two numbers is 29 and their difference is 5. find the numbers

So what do you know


and


So you now have two equations to play with..

Just rewrite your two sentences as equations:

"The sum of two numbers is 29" ---> x + y = 29

"their difference is 5" ---> x - y = 5


Now just solve those two simultaneous equations. Do you know how to do that?