Solve the Logarithmic Equation $$\log _ { 1 / 3 } ( 2 z + 5 ) - \log _ { 1 / 3 } z = - 3$$

question 53

Multiple Choice

Solve the logarithmic equation. $$\log _ { 1 / 3 } ( 2 z + 5 ) - \log _ { 1 / 3 } z = - 3$$

• A) \(\left\{ \frac { 11 } { 3 } \right\}\)
• B){ }
• C) \(\{ 9 \}\)
• D) \(\left\{ \frac { 1 } { 5 } \right\}\)

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