Question

Solve the inequality.
| x + 4 | < 10


(−infinity, -4)
(-14, 6)
(−infinity, infinity)
(-6, 14)

Answer 1

|x+4|<10

x+4<10

x<6

x+4>-10

x>-14

-14<x<6

Answer 2

\[\bf |x+4| < 10 \implies -10 < x+4<10\]Subtract 4 from each part of the compound inequality to get the interval for 'x'.

@nique7996