5{3x-<2y-2(1-4x)>+3y-4(3-5x)}+{5x+2(3-y)
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5{3x-<2y-2+8x>+3y-12+20x}+{5x+6-2y}
5{3x-2y+2-8x+3y-12+20x}+5x+6-2y
5{15x+y-10}+5x+6-2y
75x+2y-50+5x+6-2y
80x+3y-44
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