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Find two numbers whose product is 91 and whose sum is 20
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3 votes
Find two numbers whose product is 91 and whose sum is 20

User Derek Nolan
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1 Answer

3 votes
x+y=20 and x*y=91
x=20-y then (20-y)*y=91
by solving the equation with one unknown, we get either:
y=7 and x=13
or
y=13 and x=7
User Dani F
by
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