Rozwiąż równania. Tylko 2 ;)
3 - x = -2x
4 + 3x = 2 + 2x
3-x=-2x3=-2x+x3=-x-3=x
4+3x= 2+2x4-2=2x-3x2=-x-2=x
-x + 2x = -3
x = -3
3x - 2x = 2 - 4
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3-x=-2x
3=-2x+x
3=-x
-3=x
4+3x= 2+2x
4-2=2x-3x
2=-x
-2=x
3 - x = -2x
-x + 2x = -3
x = -3
4 + 3x = 2 + 2x
3x - 2x = 2 - 4
x = -3