Question

log7(3x − 4) = log7 x AJUDEM?

Answer 1

Explicação passo-a-passo:

$log_{7}(3x - 4) = log_{7}(x)$

${7}^{ log_{7}(3x - 4) } = {7}^{ log_{7}(x) }$

$3x - 4 = x$

$3x - x = 4$

$2x = 4$

$x = \frac{4}{2}$

$x = 2$