Answer:
x=-5-3
It cannot be more simplified.
F(x) = (1/9 x) - 2
y = (1/9 x) - 2
(1/9 x) = y + 2
x = 9(y + 2) = 9y + 18
f^-1(x) = 9x + 18
Answer:
The dependent variable is c
Step-by-step explanation:
The cost of lunch changes with each day, so the cost depends on the number of days
<span>(x^(2)-3x-54)/(x^(2)-18x+81)*(x^(2)+12x+36)/(x+16)
</span>

<span>
</span>
Need more info. is state taxes taken out or just federal? what state do they live in