Solve the System by Substitution, If Possible $5 ^ { x } = 9$

Multiple Choice

Solve the system by substitution, if possible. $5 ^ { x } = 9$

A) $- 0.5579$
B) $- 1.7925$
C) $v ^ { - 3 }$
D) infinitely many solutions, dependent equations
E) no solution, inconsistent system