Respuesta :
Answer:
- x = 4
Step-by-step explanation:
Given function
- f(x) =1/4 x - 2
Find x if f(x) = -1
- 1/4x - 2 = - 1
- 1/4x = 2 - 1
- 1/4x = 1
- x = 1*4
- x = 4
Answer:
x=4
Step-by-step explanation:
f(x) =1/4 x - 2 when f(x) = -1.
-1=1/4x-2
-1+2=1/4 x
1×4=x
x=4