1) -2/3 +(1/4 - х)= 0
-2/3 + 1/4 - х = 0
х = -2/3 + 1/4
х = -8/12 + 3/12
х= -5/12
2) -3/20 + (5x - 0,2) = 0
-3/20 + 5х - 0,2 = 0
5х = 3/20 + 0,2
5х = 3/20 + 4/20
5х = 7/20
х = 7/100
х = 0,07
3)-7/24 + (2x - 1/4) = 0
-7/24 + 2х -1/4 = 0
2х = 7/24 + 1/4
2х = 7/24 + 6/24
2х = 13/24
х= 13/48
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Verified answer
1) -2/3 +(1/4 - х)= 0
-2/3 + 1/4 - х = 0
х = -2/3 + 1/4
х = -8/12 + 3/12
х= -5/12
2) -3/20 + (5x - 0,2) = 0
-3/20 + 5х - 0,2 = 0
5х = 3/20 + 0,2
5х = 3/20 + 4/20
5х = 7/20
х = 7/100
х = 0,07
3)-7/24 + (2x - 1/4) = 0
-7/24 + 2х -1/4 = 0
2х = 7/24 + 1/4
2х = 7/24 + 6/24
2х = 13/24
х= 13/48