[LauraDANG]

Express y in terms of x.

logy + 1/2logx = log 3

[ebaines]

Some hints:

First, recall that A*log(x) = log(x^A).

Second, recall that log(a) + log(b) = log(ab)

Third, recall that if log(a) = log(b), then a = b.

With these three principles you should be able to get your solution.