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x-((2/5)*x)+2/3 = 37/150 // - 37/150
x-((2/5)*x)+2/3-(37/150) = 0
x+(-2/5)*x+2/3-37/150 = 0
3/5*x+21/50 = 0 // - 21/50
3/5*x = -21/50 // : 3/5
x = -21/50/3/5
x = -7/10
x = -7/10
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