SOLUTION: hello I'm having trouble with this problem which of the following is the product of (-x-7)(3+1)? a.-3x^2+20+7 b.-3x^2-20x+7 c.3x^2-20x-7 d.-3x^2-22-7-i picked

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Question 900417: hello I'm having trouble with this problem
which of the following is the product of (-x-7)(3+1)?
a.-3x^2+20+7
b.-3x^2-20x+7
c.3x^2-20x-7
d.-3x^2-22-7-i picked

Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!
(-x-7)(3x+1)?
F First terms -3x^2
O Outside terms -x
I Inside terms -21x
L Last terms -7
Yes
d.-3x^2-22x-7

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