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Popular Word Problems >

Two numbers differ by 4. The product of the two numbers is 221. What are the numbers?

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Solution

Twonumbersdifferby4.Theproductofthetwonumbersis221.Whatarethenumbers?

Solution

Thenumbers:17,13or−13,−17
Solution steps
Represent the numbers with xandy:
number1:x
number2:y
A.T.Q.:
x−y=4
xy=221
x−y=4,xy=221:(x=17,y=13x=−13,y=−17​)
Thenumbers:17,13or−13,−17

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