Question

$\begin{vmatrix} 2x & 3 \\\[0.1em] 5x & x \end{vmatrix}$=$\begin{vmatrix} 16 & 3 \\\[0.1em] 5 & 2 \end{vmatrix}$ the value of $x$ is

• A. $x=\underline{+}16$
• B. $x=\underline{+}4$
• C. $x=\underline{+}2$
• D. $x=\underline{+}3$

Answer 1

Answer: (B)

$x=\underline{+}4$

Answer 2

The correct option is (B): (x=\underline{+}4\