Evaluate the expression $\left( \frac { 5 x } { 3 y } \right) ^ { - 1 }$ when x=-8 and y=9 .
A) $- \frac { 27 } { 40 }$
B) $\frac { 40 } { 27 }$
C) $\frac { 27 } { 40 }$
D) $- \frac { 40 } { 27 }$
E) $- \frac { 15 } { 8 }$

Question

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The Answer of Evaluate the expression $\left( \frac { 5 x } { 3 y } \right) ^ { - 1 }$ when x=-8 and y=9 .
A) $- \frac { 27 } { 40 }$
B) $\frac { 40 } { 27 }$
C) $\frac { 27 } { 40 }$
D) $- \frac { 40 } { 27 }$
E) $- \frac { 15 } { 8 }$

Evaluate the Expression (5x3y)−1\left( \frac { 5 x } { 3 y } \right) ^ { - 1 }(3y5x​)−1

Evaluate the Expression $\left( \frac { 5 x } { 3 y } \right) ^ { - 1 }$