Question 230504
If you mean:
|(-9+v)/8|=3
Then:
(-9+v)=24
v=24+9
v=33 ans.
|(-9+v)/8|=-3
(-9+v)/8=-3
-9+v=-24
v=-24+9
v=-15 ans.
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If you mean:
|-9+v/8|=3 
Then.
v/8=3+9
v/8=12
v=96 ans.
|-9+v/8|=-3 
v/8=-3+9
v/8=6
v=48 ans.