F(x)=-x+2, find f(-5)

Mathematics · Middle School · Thu Feb 04 2021

Answered on

Given the function:

f(x) = -x + 2

Find f(-5)

Solution:

In order to find f(-5), we simply need to substitute -5 to each value of x in the equation f(x).

f(x) = -x + 2

f(-5) = -(-5) + 2

f(-5) = 5 + 2

f(-5) = 7

Final answer:

f(-5) = 7