please answer me right
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Answer:
5
Step-by-step explanation:
125/27 × (125/27)^x = (5/3)^18
(5/3)^3 × (5/3)^3x = (5/3)^18
(5/3)^(3+3x) = (5/3)^18
3 + 3x = 18
3x = 15
x = 5
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