Question

equação exponencial


$3^{2x} .3^{12} =27^{x+6}$

Answer 1

${3}^{2x} \times {3}^{12} = {27}^{x + 6} \\ {3}^{2x + 12} = ({ {3}^{3}) }^{x + 6} \\ 2x + 12 = 3x + 18 \\ - x = 6 \\ x = - 6$