解方程2X-17=7X+335X+3=X-1

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解方程2X-17=7X+335X+3=X-1解方程2X-17=7X+335X+3=X-1解方程2X-17=7X+335X+3=X-12X-17-7x=7X+33-7x-5x-17=33-5x-17+1

解方程2X-17=7X+335X+3=X-1
解方程2X-17=7X+33
5X+3=X-1

解方程2X-17=7X+335X+3=X-1
2X-17-7x=7X+33-7x
-5x-17=33
-5x-17+17=33+17
-5x=50
两边除-5,得x=-10

5X=-50
X=-10

7x-2x=33+17
5x=-50
x=-10

2X-17=7X+33
7X-2X=-33-17
5X=-50
X=-10
5X+3=X-1
5X-X=-3-1
4X=-4
X=-1