Question

alguien se lo agradeceria mucho​

Answer 1

Hola !! ^^

${2}^{n + 5} + {2}^{n + 3} = 320 \\ {2}^{n} \times {2}^{5} + {2}^{n} \times {2}^{3} = 320 \\ {2}^{n} (32 + 8) = 320 \\ {2}^{n} = \frac{320}{40} \\ {2}^{n} = 8 \\ {2}^{n} = {2}^{3} \\ \\ n = 3$

Espero te sirva !! ^^