Answer:
[tex]f(-5) = 15[/tex]
Step-by-step explanation:
Step 1: Set x to -5
[tex]f(-5) = 5(-5) + 40[/tex]
[tex]f(-5) = (-25) + 40[/tex]
Answer: [tex]f(-5) = 15[/tex]
15
f(x)=5(-5)+40
f(x)=-25+40
f(x)=15
