Lấy logarit cơ số tự nhiên 2 vế:
\(ln\left(2^{3x+4}.3^{2x+1}\right)=ln\left(5^{x-1}\right)\)
\(\Leftrightarrow\left(3x+4\right)ln2+\left(2x+1\right)ln3=\left(x-1\right)ln5\)
\(\Leftrightarrow\left(3ln2+2ln3-ln5\right)x=-4ln2-ln3-ln5\)
\(\Rightarrow x=\frac{-4ln2-ln3-ln5}{3ln2+2ln3-ln5}\)