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3-2(5-3x)=1+6(x+1)
3-10+6x=1+6x+6
6x-6x=7+7
0=14
Rownanie sprzeczne
b)
3(x+2)-7(2-3x)=8(x-3)
3x+6-14+21x=8x-24
24x-8x=-24+8
16x=-16 /:16
x= - 1
3-2(5-3x)=1+6(x+1)
3-10+6x=1+6x+6
6x-6x=7+7
0=14
rozwiązanie sprzeczne
b
3(x+2)-7(2-3x)=8(x-3)
3x+6-14+21x=8x-24
24x-8x=-24+8
16x=-16 /:16
x= - 1