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2 7x 4 ) 9 x 1
2 7x 4 ) 9 x 1 pictures 5
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2 7x 4 ) 9 x 1
u0440u0435u0448u0438u0442u0435 u0443u0440u0430u0432u043Du0435u043Du0438u0435 1 x 1 1 2 7x 4 9
7 9x 4 2 x 9 7x 1
simplify 2(7x-4)-9(x+1)
2 7x 4 )- 9 x 1
