Question

помогите пожалуйста log(2x-5) = log(7-2x):

Answer 1

$log(2x-5) = log(7-2x)\ left{ begin{matrix}2x-5=7-2x\2x-5 textgreater 0\7-2x textgreater 0 end{matrix} right.\ left{ begin{matrix}4x=12\x textgreater 2.5\x textless 3.5 end{matrix} right. \x=3$