1)<=>x=-5/2 - ½
<=>x=-3
3)<=>x=½ + ¾
<=>x=5/4
5)<=>x=-1/14 - 3/7
<=>x=-½
7)<=>x=-4/3 + ⅗
<=>x=-11/15
9)<=>x=⅚ + -7/3
<=>x=-3/2
11)<=>x=⅘ - 3/10
<=>x=½
13)<=>x=-⅚ - 7/24
<=>x=-9/8
15)<=>x=-7/3 - -⅚
<=>x=-3/2
17)<=>-x+½=29/12
<=>-x=29/12 - ½
<=>-x=23/12
<=>x=-23/12
19)<=>-⅙ - x=⅙
<=>x=-⅙ - ⅙
<=>x=-⅓

1)<=>x=-5/2 - ½ <=>x=-3 3)<=>x=½ + ¾ <=>x=5/4 5)<=>x=-1/14 - 3/7 <=>x=-½ 7)<=>x=-4/3 + ⅗ <=>x=-11/15 9)<=>x=⅚ + -7/3 <=>x=-3/2 11)<=>x=⅘ - 3/10 <=>x=½ 13)<=>x=-⅚ - 7/24 <=>x=-9/8

mấy câu lẻ[mấy câu khoanh tròn]thoi ạaa