Question

1.(x-3/4)x2/3+1/3=4/3                         2.3/4:(x-1)+1/2=2

Answer 1

`1)(x-3/4)xx2/3+1/3=4/3`

`(x-3/4)xx2/3=4/3-1/3=1`

`x-3/4=1:2/3=3/2`

`x=3/2+3/4=9/4`

Vậy `x=9/4`

`2)3/4:(x-1)+1/2=2`

`3/4:(x-1)=2-1/2=3/2`

`x-1=3/4:3/2`

`x-1=1/2`

`x=1+1/2=3/2`

Vậy `x=3/2`