Answer:
[f-g][x] will equal zero when x = 12
Step-by-step explanation:
First find [f-g][x]:
f(x) - g(x) = 16x - 30 - (14x - 6)
= 2x - 24
Now set this equal to zero and solve the resulting equation for x:
2x - 24 = 0
This yields x = 12; [f-g][x] will equal zero when x = 12