SOLUTION: the sum of two numbers is 16, and the difference is 6, what is their product? cannot be 60
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Question 421066: the sum of two numbers is 16, and the difference is 6, what is their product? cannot be 60
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
We have and . There are two solutions:
Solution 1:
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We can solve the system by adding both equations to produce --> . Replace a with 11 in either equation to get , .
Solution 2:
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We can square both equations to obtain
Subtracting the second equation from the first, we obtain which implies .
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