SOLUTION: The sum of two numbers is 7. Their product is −170. Find the numbers.

Algebra.Com
Question 973628: The sum of two numbers is 7. Their product is −170. Find the numbers.
Answer by Boreal(15235)   (Show Source): You can put this solution on YOUR website!
x+y=7
xy=-170
x=7-y
(7-y)*y =-170
7y-y^2=-170
y^2-7y-170=0
(y-17)(y+10)=0
y=17, y=-10
Pick one root, and the other is x.
x+y=7
xy= -170

RELATED QUESTIONS

The sum of two numbers is 7, twice their product gives 20. Find the... (answered by ikleyn,Alan3354)
The sum of two numbers is 12. Their product is 36. Find the two... (answered by stanbon)
The sum of two numbers is thirteen and their product is 21. Find the two... (answered by checkley79)
the sum of two numbers is 22 and their product is 120. Find the two... (answered by Fombitz,MathLover1)
The sum of two numbers is 33 and their product is 270. Find the two... (answered by Alan3354)
The sum of two numbers is 33 and their product is 270. Find the two... (answered by MathLover1)
The sum of two numbers is 4 and their product is (- 32). Find the numbers. (answered by checkley77,rfer)
the sum of two numbers is 27 and their product is 152, find the... (answered by Alan3354,checkley77)
the sum of two numbers is 25; their product is 144. Find the numbers (answered by Maths68)