1ã 5x-1/4=3x+1/2-2-x/3
å»åæ¯ï¼å·¦å³åæ¶ä¹12ï¼å¾ï¼3ï¼5x-1)=6(3x+1)-4(2-x)
ç§»é¡¹ï¼ 15x-18x-4x=3+6-8
åå¹¶ï¼ -7x=1
åç³»æ°ä¸º1ï¼ x=-1/7
2ã 7x-5/4=3/8
å»åæ¯ï¼å·¦å³åæ¶ä¹8ï¼å¾ï¼ 2(7x-5)=3
ç§»é¡¹ï¼ 14x=3+10
åå¹¶ï¼ 14x=13
åç³»æ°ä¸º1ï¼ x=13/14
3ã 10x+1/6-2x-1/3=1-2X+1/4
å»åæ¯ï¼å·¦å³åæ¶ä¹12ï¼å¾ï¼2ï¼10x+1)-4(2x-1)=12-3(2x+1)
ç§»é¡¹ï¼ 20x-8x+6x=-2-4-3+12
åå¹¶ï¼ 18x=3
åç³»æ°ä¸º1ï¼ x=1/6
4ã 2x-1/3-1=-5x+2/2
å»åæ¯ï¼ 2ï¼2x-1)-6=-3(5x+2)
ç§»é¡¹ï¼ 4x+15x=2+6-6
åå¹¶ï¼ 19x=2
åç³»æ°ä¸º1ï¼ x=2/19
5ã 1-10x+1/6=2x+1/3
å»åæ¯ï¼ 1-ï¼10x+1)=2ï¼2x+1)
ç§»é¡¹ï¼ -10x-4x=-1+1+2
åå¹¶ï¼ -14x=2
åç³»æ°ä¸º1: x=-1/7
6ã 3x+ 2x-1/3=3- x+1/2
å»åæ¯ï¼ 18x+2(2x-1)=18-3(x+1)
ç§»é¡¹ï¼ 18x+4x+3x=2+18-3
åå¹¶ï¼ 25x=17
åç³»æ°ä¸º1ï¼ x=17/25
7ã x/2- 5x+2/6=1- 2x-4/3
å»åæ¯ï¼ 3x-ï¼5x+2)=6-2(2x-4)
ç§»é¡¹ï¼ 3x-5x+4x=2+6+8
åå¹¶ï¼ 2x=16
åç³»æ°ä¸º1ï¼ x=8
8ã 3-x/2=x-4/3-1
å»åæ¯ï¼ 3ï¼3-x)=2(x-4)-6
ç§»é¡¹ï¼ -3x-2x=-9-8-6
åå¹¶ï¼ -5x=-23
åç³»æ°ä¸º1ï¼ x=23/5
9ã 4x+3/4- 2-3x/8=x
å»åæ¯ï¼ 2ï¼4x+3ï¼-(2-3x)=8x
ç§»é¡¹ï¼ 8x-8x+3x=-6+2
åå¹¶ï¼ 3x=-4
åç³»æ°ä¸º1ï¼ x=-4/3
10ã x- 3-2x/2=1-x+2/6
å»åæ¯ï¼ 6x-3(3-2x)=6-(x+2)
ç§»é¡¹ï¼ 6x+6x+x=9+6-2
åå¹¶ï¼ 13x=13
åç³»æ°ä¸º1ï¼ x=1
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