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Show all work to (3/5)^-x=(9/25)^(1-5x)

need help working this out

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Mark M. | Mathematics Teacher - NCLB Highly QualifiedMathematics Teacher - NCLB Highly Qualif...
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(3/5)-x = (9/25)1-5x
(3/5)-x = ((3/5)2)1-5x
(3/5)-x = (3/5)2-10x
-x = 2 - 10x
9x = 2
x = 2/9