Пошаговое объяснение:
1) 3х - 4 + 2x = 6 + 2х - 4;
5x - 4 = 2 + 2x
5x - 2x = 2+4
3x = 6
x = 6:3
x = 2
3) -6а + 16 = 4а - 6а - 24;
-6a + 16 = -2a - 24
6a - 2a = 16 + 24
4a = 40
x = 40:4
x = 10
5) 2(х - 6) - х = 3х + 4х;
2x - 12 - x = 7x
x - 12 = 7x
7x - x = -12
6x = -12
x = -12:6
x = -2
Пошаговое объяснение:
Пошаговое объяснение:
1) 3х - 4 + 2x = 6 + 2х - 4;
5x - 4 = 2 + 2x
5x - 2x = 2+4
3x = 6
x = 6:3
x = 2
3) -6а + 16 = 4а - 6а - 24;
-6a + 16 = -2a - 24
6a - 2a = 16 + 24
4a = 40
x = 40:4
x = 10
5) 2(х - 6) - х = 3х + 4х;
2x - 12 - x = 7x
x - 12 = 7x
7x - x = -12
6x = -12
x = -12:6
x = -2