Asked by LP

The sum of a negative number and its square is 56. What is the number?
Answered by Steve
x^2 + x = 56
x^2 + x - 56 = 0
(x+8)(x-7) = 0
x = -8 or 7

Looks like -8 is the answer
64 + (-8) = 6
Answered by Steve
x^2 + x = 56
x^2 + x - 56 = 0
(x+8)(x-7) = 0
x = -8 or 7

Looks like -8 is the answer
64 + (-8) = 56
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