Question

Y=-3(x-4)+3x
Find f(-1)
Can someone solve and explain please? No Bots No Links.

Answer 1

12

Explanation:

while f(x) = f(-1) then we can solve the equation

Y=-3(x-4)+3x

f(x)=-3(x-4)+3x

f(-1)=-3(x-4)+3x

=-3((-1)-4)+3(-1) = 12

Y=12