Answer:
A.
Step-by-step explanation:
So we are given the function:

To find the inverse of the function, we simply need to flip <em>f(x)</em> and <em>x</em> and then solve for <em>f(x)</em>. Thus:

So the answer is A.
Answer:
4x=y
Step-by-step explanation:
4x=y is your answer because if x is 5, like in the table, then 4(5) would equal 20, which is the y-value. It also works for every number in the table.
Hope this helps.
Step-by-step explanation:
D=M/V
M=D*V
V= M/D
M is mass
D is Density
V is Volume
Substitute and solve