The sum of two numbers is 14 and the diference is 6 what are the two numbers?
2 Answers
Explanation:
Let a be the larger and b be the smaller. We know that
Solving the 2nd equation for a,
Substituting that expression for a in for the a in the first equation, and then solving for b,
Therefore
I hope this helps,
Steve
Explanation:
Let's call the two numbers
Why?
We can rewrite these two equations as
Subtracting (solution for
Adding (solution for
So, the other number is
Let's check:
We're good!
So, the two numbers are