SOLUTION: the square of a negative number is 48 more than twice the negative number. find the number

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Question 439021: the square of a negative number is 48 more than twice the negative number. find the number
Answer by rwm(914) About Me  (Show Source):
You can put this solution on YOUR website!
x^2=2x+48
x^2-2x-48=0
(x-8)(x+6)=0
x=8 x=-6
x must be negative so x=-6
check
36=48+-12
36=36