The root of x + 4 = 0 is also a root of which of the following eq

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The root of x + 4 = 0 is also a root of which of the following equations?

A、$$x^2+3x+3=0$$
B、$$x^2+8x+15=0$$
C、$$x^2+7x+10=0$$
D、$$x^2+10x+16=0$$
E、$$x^2+7x+12=0$$

答案：E

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