-32/25a*-5/8b*-5c=abc*(-32/25*-5/8)*-5=-4abc
1,4a-2,5+a+1,3-2,3a=1,4a+a-2,3a-2,5+1,3=0,1a-1,2
1/7x-y+2y+2x=1/7x+2x+y=10/7x+y
-32/25a*-5/8b*-5c=abc*(-32/25*-5/8)*-5=-4abc
1,4a-2,5+a+1,3-2,3a=1,4a+a-2,3a-2,5+1,3=0,1a-1,2
1/7x-y+2y+2x=1/7x+2x+y=10/7x+y