5x-2=8 1/4x=-1/2x+3 10x-3=9 5x-2=7x+8 x=3/2x+16 1-3/2=3x=5/2 4x-2=3-x -7x+2=2x-4 -x=-2/5x+18点以前,完了我可以给你加20金币

5x-2=8
5x=10
x=2
1/4x=-1/2x+3
1/4x+2/4x=3
3/4x=3
x=4
10x-3=9
10x=12
x=1.2
5x-2=7x+8
5x-7x=2+8
-2x=10
x=-5
x=3/2x+16
x-3/2x=16
-1/2x=16
x=-32
1-3/2=3x+5/2
-1/2-5/2=3x
3x=-3
x=-1
4x-2=3-x
5x=5
x=1
-7x+2=2x-4
2+4=7x+2x
9x=6
x=2/3
-x=-2/5x+1
2/5x-x=1
-3/5x=1
x=-5/3