Question

If |x| >x and x² + x = 6, then x + 9 =
A) 6
B) -6
C) 11
D) -11​

Answer 1

Answer:

6

Step-by-step explanation:

|x|>x implies that x<0.

Now,

$x ^{2} + x = 6 \\ x {}^{2} + x - 6 = 0 \\ (x + 3)(x - 2) = 0$

x=-3,2

But x<0. Therefore x=-3

Then x+9=-3+9=6