Find the integer pair that has the given product and sum. The product is -39 and the sum is -10. What are the two integers?

Question

anonymous · Answer

@whpalmer4 can you help me out with this one?

anonymous · Answer

@Jhannybean can you help me?

jhannybean · Answer

what two numbers multiply to give you -39 and add to give you -10?

jhannybean · Answer

hint: multiples of 39.

1 x 39

3 x 13

anonymous · Answer

that would be -1 x -39 and -3 x -13 and -1 x -10 and -2 x -5 correct?

anonymous · Answer

sorry both would not be - only one would be

jhannybean · Answer

try out 3 x 13. When you add these two together,what do you get? When you multiply these, what do you get?

anonymous · Answer

adding them you get 16 and multiplying them you get 39

jhannybean · Answer

Oh sorry! i meant subtracting* >.<

jhannybean · Answer

-13 + 3 = -10. 

-13 x 3 = -39.