Answer :
Solution:
f(x) = 7(9 - x) - 4
f(-1) = 7(9 - (-1)) - 4
f(-1) = 7(10) - 4
f(-1) = 70 - 4
f(-1) = 66
Best of Luck~
Given Function:
F(x) = 7(9-x)-4
Value:
x = -1
To Find:
f(-1)
Solution:
f(-1) = 7(9-(-1))-4
f(-1) = 7(9+1)-4
f(-1) = 7(10)-4
f(-1) = 70 - 4
f(-1) = 66
Answer:
f(-1) = 66