SOLUTION: What two numbers add together to equal -6 and multiply together to equal 8
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Question 1067103: What two numbers add together to equal -6 and multiply together to equal 8
Answer by math_helper(2461) (Show Source): You can put this solution on YOUR website!
x + y = -6 —> x = -6-y
xy = 8
(-6-y)y = 8
-6y - y^2 = 8
y^2+6y+8 = 0
(y+2)(y+4) = 0
y=-2, y=-4
y=-2 —> x=-4
y=-4 —> x=-2 (same answer, x and y are merely swapped)
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Ans: -2 and -4
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