Question

Resolver a equação exponencial 8 x+1=(128)x+3

Answer 1

Resposta:

$\textsf{Leia abaixo}$

Explicação passo a passo:

$\mathsf{8^{\:(x + 1)} = 128^{\:(x + 3)}}$

$\mathsf{(2^3)^{\:(x + 1)} = (2^7)^{\:(x + 3)}}$

$\mathsf{\not2^{\:(3x + 3)} = \not2^{\:(7x + 21)}}$

$\mathsf{3x + 3 = 7x + 21}$

$\mathsf{7x - 3x = 3 - 21}$

$\mathsf{4x = -18}$

$\boxed{\boxed{\mathsf{x = -\dfrac{9}{2}}}}$