0.6*(x-14)-0.4*x-5=
1) 0.6 * 4 1/6 - 0.6 * 14 = 2 1/2 - 8.4 = 2.5 - 8.4 = -5.9
2) (0.4 * 4 1/6) - 5 = 1 2/3 - 5 = -3 1/3
4) -5.9 - (-3 1/3) = 2 17/30
Объяснение:
0.6*(x-14)-0.4*x-5=
1) 0.6 * 4 1/6 - 0.6 * 14 = 2 1/2 - 8.4 = 2.5 - 8.4 = -5.9
2) (0.4 * 4 1/6) - 5 = 1 2/3 - 5 = -3 1/3
4) -5.9 - (-3 1/3) = 2 17/30
Объяснение: