方程是这样的吗?7(X-1)-3(2X+6)=14(3X-3)-52 3(2X+2)-2(X-4)=7(X-3)+3(2X-4)
7X-7-6X-18=42X-42-52 6X+6-2X+8=7X-21+6X-12
X-42X=-67 4X-13X=-47
41X=67 9X=47
X=67/41 X=47/9
方程是这样的吗?7(X-1)-3(2X+6)=14(3X-3)-52 3(2X+2)-2(X-4)=7(X-3)+3(2X-4)
7X-7-6X-18=42X-42-52 6X+6-2X+8=7X-21+6X-12
X-42X=-67 4X-13X=-47
41X=67 9X=47
X=67/41 X=47/9