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Sindrei [870]
3 years ago
14

If f(x) equals 5X +40, what is F of X when X equals -5

Mathematics
2 answers:
olga nikolaevna [1]3 years ago
8 0

Answer:

15

Step-by-step explanation:

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

f(-5)=5(-5)+40=-25+40=15

The answer is 15.

eimsori [14]3 years ago
7 0

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

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