Answer:
- 3
Step-by-step explanation:

F(x) = 12/(4x+2)
x = -1
f(-1) = 12 / [4(-1)+2]
f(-1) = 12 / (-4+2)
f(-1) = 12 / -2
f(-1) = -6
Is this what you were asking for?
Answer:
1/4, 1/4, 6/10, 7/10
Step-by-step explanation:
1/4 = 0.25
7/10 = 0.7
6/10 = 0.6