Question

sistemas lineares encontra o valor de x

( 2 1 X )
( 3 1 4 ) = 24
( 5 6 2 )
me responda rapido dou 30 pontos

Answer 1

$\left[\begin{array}{ccc}2&1&x\\3&1&4\\5&6&2\end{array}\right] =24\\\\4+20+18x-5x-6-48=24\\\\13x=54\\\\x=\frac{54}{13}$