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2x = - 8
x = - 4
2) - 3x + 4 = 19
- 3x = 15
x = - 5
3) 6x - 7 + 4x = 8 - 5x
10x - 7 = 8 - 5x
15x = 15
x = 1
2x = -14 + 6
2x = -8
x = -8 : 2
x= -4
2. -3x + 4 =19
-3x = 19 - 4
-3x =15
x= 15: (-3)
x= -5
3. 6x-7+4x=8-5x
6x+4x+5x=8+7
15x=15
x= 15:15
x=0