Пошаговое объяснение:
4(x-3)-2x = 4x - 12 - 2x = 2x - 12
-2(3a+1)+6a = -6a - 2 + 6a = -2
5(2 + m) - 10 = 10 + 5m - 10 = 5m
4+2(3-x) = 4 + 6 - 2x = 10 - 2x
2(4-y)+2y = 8 - 2y + 2y = 8
-3(2x-4)+8 = -6x + 12 + 8 = -6x + 20
6(-2a-3)+18 = -12a - 18 + 18 = -12a
5-2(2-y) = 5 - 4 + 2y = 1 + 2y
Пошаговое объяснение:
4(x-3)-2x = 4x - 12 - 2x = 2x - 12
-2(3a+1)+6a = -6a - 2 + 6a = -2
5(2 + m) - 10 = 10 + 5m - 10 = 5m
4+2(3-x) = 4 + 6 - 2x = 10 - 2x
2(4-y)+2y = 8 - 2y + 2y = 8
-3(2x-4)+8 = -6x + 12 + 8 = -6x + 20
6(-2a-3)+18 = -12a - 18 + 18 = -12a
5-2(2-y) = 5 - 4 + 2y = 1 + 2y