Question

Pls show by doing the sum ​

Answer 1

$\left [\begin{array}{ccc}3&5\\ 2&x \\ \end{array} \right] = 2$

$\implies 3x - 10 = 2$

$\implies 3x =1 2$

$\orange{ \therefore x = 4}$

HOPE IT HELPS!!