Question

2. Solve and graph the inequality |4 – v| < 5.

Answer 1

I 4 - v I < 5

I f(v) I  < a 

f(v) < a   and  f(v) > - a

4 -  v < 5 and 4 - v > -5

4 - v < 5

v > 4 - 5

v > - 1

4 - v > -5

v < 5 + 4

v < 9

Combine the rangers

-1 < v < 9


image attached

hope this helps!