# How do you condense Log_b 2 + Log_bX- Log_by?

Combine logs of the same base to get to ${\log}_{b} \left(\frac{2 X}{y}\right)$
${\log}_{b} 2 + {\log}_{b} X - {\log}_{b} y$
${\log}_{b} \left(\frac{2 X}{y}\right)$