Question

plz help...Find f(-5)

f(x) = -4x + 3

A)
-17


B)
-7


C)
12


D)
23

Answer 1

$f(x)=-4x+3\\\\f(-5)\\\\\text{put the value of x to the equation of the function}\\\\f(-5)=(-4)(-5)+3=20+3=23\to D)$