Respuesta :
f(-7) = 2x + 8,
f(-7) = 2(-7) + 8,
f(-7) = -14 + 8,
f(-7) = -6
Hope this helps you out, I didn't know if there was a plus sign between 2x and 8 but hope this helps you out!
Answer:
[tex]f(-7)=-6[/tex]
Step-by-step explanation:
we have
[tex]f(x)=2x+8[/tex]
substitute the value of [tex]x=-7[/tex] in the function
[tex]f(-7)=2(-7)+8=-6[/tex]
[tex]f(-7)=-6[/tex]