
Mark M. answered 11/13/16
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Mathematics Teacher - NCLB Highly Qualified
(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