Решите уровнение 3.64x+2.86X-29.98=103.92
3.64x+2.86x-29.98=103.92 6.5x-29.98=103.92 6.5x=103.92+29.98 6.5x=133.9 |:6.5 x=20.6
3,64x+2,86x-29,98=103,92 6,5x=133,9 x=133,9:6,5 x=20,6