Solution: 2x/(2x-7 )×1(2x+5) =1.
2x/(2x-7)(2+5) = 1
Denominator: 2x =(2x-7)(2x+5)
2x =4x？ + 10x- 14x-35
2x =4x？ -4x-35
6x =(2x)？ -35
6x/2x =2x-35
3 =2x-35
38 =2x
x= 19