`x : 2/3 - 3/4 = 0`
`=>x : 2/3 =0+3/4`
`=>x : 2/3 =3/4`
`=> x= 3/4 xx 2/3`
`=>x= 6/12`
`=>x= 1/2`
x: 2/3 - 3/4 = 0
x : 2/3 = 0 + 3/4
x : 2/3 = 3/4
x = 3/4 : 2/3
x = 3/4 x 3/2
x= 9/8
\(x:\dfrac{2}{3}-\dfrac{3}{4}=0\\ x.\dfrac{3}{2}-\dfrac{3}{4}=0\\ \dfrac{3}{2}x=\dfrac{3}{4}\\ x=\dfrac{1}{2}\)