$\textit{Đáp án + Giải thích các bước giải:}$
$\text{$\dfrac{24 + 3}{24}$ = $\dfrac{3x - 1}{32}$}$
$\text{$\dfrac{27}{24}$ = $\dfrac{3x - 1}{32}$}$
$\text{24($3x^{}$ - 1) = 32 . 27 = 864}$
$\text{$3x^{}$ - 1 = 864 : 24 = 36}$
$\text{$3x^{}$ = 36 + 1 = 37}$
$\text{$x^{}$ = 37 : 3 = $\dfrac{37}{3}$}$
$\text{Vậy x = $\dfrac{37}{3}$}$