Substitute 5 into both the equations...
-2 (5)+7=-3
5^2+9=34
-3+34=31
hope this helpsss
Sample space, The counting Principle and, a table can be used
Pretty sure its B but if im wrong please dont be mad.
I believe that -16 is the answer to the question above.
Hope this helps and please enjoy Brainly! -ZeusROX