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steposvetlana [31]
3 years ago
15

If f(x) = -9x + 3, find f(-5)

Mathematics
2 answers:
masya89 [10]3 years ago
6 0

Plug in -5 for x

f(-5) = -9(-5) + 3

Simplify

-9 x -5 = 45

45 + 3 = 48

f(-5) = 48

hope this helps


Katarina [22]3 years ago
5 0

Put the value of x = -5 to the equation of the function:

f(x)=-9x+3\to f(-5)=(-9)(-5)+3=45+3=48

Answer: f(-5) = 48.

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