log x = 3 log 2
condense the right side of the equation to read log 2^3
log x = log 2^3
because 10 is the base of log, make both sides of the equation an exponent of 10
10^(log x) = 10^(log 2^3)
then you can cancel out the logs, bc you matched the bases
x = 2^3
x = 8
