2 5 x 12 7 July 8, 2019 16 32 64 128 2 х 5 7 12 2 5 x 12 35 3 7 2 3 x 5 8 7 12 2 5 x 4 7 12 1 2 3 5 x 7 12 2 x 5 y 12 7 x 3 y 1 2 5 7 12 x 31 50 2 8x 12 =- 5 x 7 2 5 x 12 17 20 y 9 7 4 .5 x 12 )+ 2 x 7 )= 3x 3.4 7 2 x 5 x 12 1 7x 8 12 2 5 x 2 4 7 2 3 x 5 9 7 12