(X-1)/3=(Y-3)/4=(Z+2)/5;2X-3Y+2Z=1令(X-1)/3=(Y-3)/4=(Z+2)/5=K则(X-1)/3=K,X=3K+1同理,Y=4K+3,Z=5K-2代入2X-3Y+2Z=1中,2*(3K+1)-3*(4K+3)+2*(5K-2)=16K+2-12K-9+10K-4=14K=12K=3所以X=3K+1=3*3+1=10Y=4K+3=4*3+3=15Z=5K-2=3*5-2=13