85- [12x- 7(8x- 3)-2{10x- 5(2- 4x)}]
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Step-by-step explanation:
85-[12x-56x+21-2{10x-10+20x}
85-[-44x+21-2{30x-10}
85-[-44x+21-60x+20]
85-[-104x+41]
85+104x-41
44+104x is the answer..
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