Answer:

Step-by-step explanation:
So we know that:

And we want to figure out the value of y when x is 8.
So first, substitute 8 into the first equation:

Solve for t. Subtract 2 from both sides:

Divide both sides by 2:

Now, substitute this into the second equation for t:

Subtract:

So, the value of y is -18.
And we're done!
Answer:
Option C. 
Step-by-step explanation:
we know that
The surface area of cylinder is equal to

we have



substitute

Answer: Where is the question?
Step-by-step explanation:
X= 2.93
Or the blank is 2.93
Answer:
Follows are the solution to this question:
Step-by-step explanation:
Please find the attached file for the complete solution.