3x-2-2x+5+4x gdy x=12
3a-b+5a+2b-6 gdy a=2ib=2
x+2y-3z+5z-x gdy x=5,y=8,z=6
3[x-4z+y+4x-z+2y], gdy x=1,y=2,z=12
1)3x-2-2x+5+4x =5x+3=5*12+3=63
2)3a-b+5a+2b-6=8a+b-6=8*2+2-6=16+2-6=12
3)x+2y-3z+5z-x =2y+2z=2*8+2*6=16+12=28
4)3[x-4z+y+4x-z+2y]=3[5x+3y]=3[5*1+3*2]=3[5+6]=3*11=33
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1)3x-2-2x+5+4x =5x+3=5*12+3=63
2)3a-b+5a+2b-6=8a+b-6=8*2+2-6=16+2-6=12
3)x+2y-3z+5z-x =2y+2z=2*8+2*6=16+12=28
4)3[x-4z+y+4x-z+2y]=3[5x+3y]=3[5*1+3*2]=3[5+6]=3*11=33