Respuesta :

09pqr4sT

Answer:

15

Step-by-step explanation:

f(x) = 5x + 40

Put x as -5.

f(-5) = 5(-5) + 40

f(-5) = -25 + 40

f(-5) = 15

xKelvin

Answer:

15

Step-by-step explanation:

We already know that [tex]f(x)=5x+40[/tex]. To find [tex]f(x)[/tex] when [tex]x=-5[/tex], we simply need to plug -5 into the equation. Thus:

[tex]f(-5)=5(-5)+40=-25+40=15[/tex]

The answer is 15.

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