а) 8,642 - x = 7,09 * 1008,642 - x = 709-x = 709 - 8,642-x = 700,358x = -700,358
б) 100 x - 1,035 = 18,2100 x = 18,2 + 1,035100 * x = 19,235x = 19,235 / 100x = 0,19235
а) 8,642 - x = 7,09 * 100
8,642 - x = 709
-x = 709 - 8,642
-x = 700,358
x = -700,358
б) 100 x - 1,035 = 18,2
100 x = 18,2 + 1,035
100 * x = 19,235
x = 19,235 / 100
x = 0,19235