Answer:
[tex]{:}\longrightarrow\sf -\dfrac {1}{2}m-8=8[/tex]
[tex]{:}\longrightarrow\sf -\dfrac {1}{2}m=8+8[/tex]
[tex]{:}\longrightarrow\sf -\dfrac{1}{2}m=16 [/tex]
[tex]{:}\longrightarrow\sf m=16\times{-2}[/tex]
[tex]{:}\longrightarrow\sf m=-32 [/tex]
Step-by-step explanation: