$\left(\frac{2}{3}^{ }\right)^{x+3}=\left(\frac{3}{2}\right)$  Hallar "x"

 $2^{x+5}=3^{x+3}$  El valor de "x" será:

 $3^x=7$  Hallar "x"

 $2^{x-3}=5$  Hallar "x"