Answer:
-15.1
Step-by-step explanation:
[tex]-x+(-8) \\\\x = 7.1[/tex]
Substitute 7.1 for x in the given equation
[tex]-(7.1 )+(-8)[/tex]
Remove parentheses (a)=a
[tex]=-7.1-8[/tex]
Subtract the numbers: -7.1-8=-15.1
[tex]-15.1[/tex]
