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How do you find x X*-6x-7=0

How do you find x X*-6x-7=0
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1 vote
How do you find x
X*-6x-7=0

asked
User Dewa Prabawa
by
7.8k points

1 Answer

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x^2-6x-7=0\\ x^2+x-7x-7=0\\ x(x+1)-7(x+1)=0\\ (x-7)(x+1)=0\\ x=7 \vee x=-1
answered
User Buckley
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