For f(x)= -4x+5, find f(-4) + f(3) 

1 Answer

degeneratecircle's profile pic

degeneratecircle | High School Teacher | (Level 2) Associate Educator

Posted on

Using the formula, we get

`f(-4)=-4(-4)+5=16+5=21` and

`f(3)=-4(3)+5=-12+5=-7,` so

`f(-4)+f(3)=21+(-7)=14.`

Sources: