Question

1/4+x=5/2x8/7

Answer 1

`1/4 +x=5/2xx8/7`

`=> 1/4 + x= 40/14`

`=> 1/4 + x= 20/7`

`=> x= 20/7-1/4`

`=>x=73/28`

Answer 2

1/4 + x = 20/7

x = 20/7 - 1/4 

x = 73/28 

vậy x = 73/28

Answer 3

1/4 + x = 5/2 x 8/7      1,4 + x = 20/7          x = 20/7 - 1/4           x = 73/28