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3 years ago

If f(x)= 6x+7, determine the value of f(-5)

Mathematics

2 answers:

Charra [1.4K]3 years ago

6 0

X = -5
so f(-5) = 6(-5)+7
f(-5) = -30 +7
f(-5)= -23

Juliette [100K]3 years ago

5 0

You would substitute or plug in -5 wherever there is an x in the equation.

f(-5) = 6(-5) + 7
f(-5)= -30 + 7
f(-5) = -23

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