Solve the Equation for X $$\left| \begin{array} { r r } 3 & x \\2 & - 1\end{array} \right| = 7$$

question 22

Multiple Choice

Solve the equation for x.
- $$\left| \begin{array} { r r } 3 & x \\2 & - 1\end{array} \right| = 7$$

• A) \(\{ 5 \}\)
• B) \(\{ - 5 \}\)
• C) \(\left\{ \frac { 7 } { 3 } \right\}\)
• D) \(\left\{ \frac { 7 } { 2 } \right\}\)

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