Ответ:4x = 24 + x ⟹ 3x = 24 ⟹ x = 8.8x − 8 = 20 − 6x ⟹ 14x = 28 ⟹ x = 2.9 − 4x = 3x − 40 ⟹ 49 = 7x ⟹ x = 7.0,6x − 5,4 = −0,8x + 5,8 ⟹ 1,4x = 11,2 ⟹ x = 8.4,7 − 1,1x = 0,5x − 3,3 ⟹ 8 = 1,6x ⟹ x = 5.(5/6 − 4/9)x = 9 − 16 ⟹ 7x/18 = −7 ⟹ x = −18.