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4x+14-x-2/5=-9+2x
4x-x-2x=-9-14+2/5
x=-22,6
-2(3x+10)-x+8/4=3(x+5)
-6x-20-x+2=3x+15
-6x-x-3x=15+20-2
-10x=33/-10
x=-3,3
mi tak wychodzi