g(1)=-3
Explanation
To evaluate a function, substitute the input (the given number or expression) for the function's variable and calculate, simplify if possible
Step 1
so, evaluate when x=1
[tex]\begin{gathered} g(x)=-x-2 \\ \text{replace} \\ g(1)=-1-2 \\ g(1)=-3 \end{gathered}[/tex]therefore , the answer is
g(1)=-3
I hope this helps you