Question

Solve |x + 9| < 2.
{x| 7 < x < 11}
{x| -11 < x < -7}
{x| -2 < x < 2}
{x| -7 < x < 7}

Answer 1

|x + 9| < 2

-2 < x+9 < 2

-2-9 < x < 2-9

-11 < x < -7


So the answer is choice B