Question

2. Resolver: 3x+2+3x+1+3* = 63​

Answer 1

Respuesta:

$3^{x+2} +3^{x+1} +3^{x} =63$

$3^{x}*3^{2} +3^{x} *3^{1} +3^{x} =63$

$3^{x} (3^{2} +3^{1} +1)=63$

$3^{x} (9+3+1 )=63$

$3^{x} (13)=63$

$3^{x} =\frac{63}{13}$

$3^{x} =4.846154$

$x=1.43652$

Suerte :)