Answer:
option (3) is correct.

Step-by-step explanation:
Given 
We have to solve for e.
Consider the given statement,

Cross multiply, we get,

Taking square root both sides , we get,

We know square root of 9 is 3.

Thus, option (3) is correct.

1/3 x 9a then 1/3 x n plus -1/2 x 4a the -1/2 x 2b the add the two b's together then add the two a'S together the write _a + _b
Domain is your x values, Range is your y values.
It should be 77 because 180-55-48=77 and I took the test
8.82 / 52.5
0.168
so 16.8% of 52.5 is 8.82