SOLUTION: Could you please help me. One positive number is three less than another positive number. If the square of the sum of the two number is 49, find both numbers.

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: Could you please help me. One positive number is three less than another positive number. If the square of the sum of the two number is 49, find both numbers.       Log On


   

Question 1068532: Could you please help me. One positive number is three less than another positive number. If the square of the sum of the two number is 49, find both numbers.
Answer by ikleyn(52778) About Me  (Show Source):
You can put this solution on YOUR website!
.
If the square of the sum of the two number is 49, then the sum of these numbers is 7.

So, you have
x + y = 7,
x - y = 3.

Add the two equations (both sides) and see what will happen.