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2x{100+7x[300-5x(2730-25x108)]}-37x2x5=
urgent va rog


Răspuns :

2x{100+7x[300-5x(2730-25x108)]}-37x2x5=

2x[100+7x(300-5x30)]-370=

2x(100+7x150)-370

2x1150-370= 1930