Question

Tìm x:

a) \(\dfrac{7}{12}+x=\dfrac{3}{2}\)

 

b) \(\dfrac{1}{7}\div x=\dfrac{1}{3}\)

Answer 1

a)

`7/12+x=3/2`

`=>x=3/2-7/12`

`=>x=18/12-7/12`

`=>x=11/12`

b)

`1/7:x=1/3`

`=>x=1/7:1/3`

`=>x=1/7xx3`

`=>x=3/7`

Answer 2

`7/12 + x=3/2`

`=> x=3/2-7/12`

`=> x= 18/12 -7/12`

`=>x=11/12`

__

`1/7 : x=1/3`

`=>x= 1/7 : 1/3`

`=> x= 1/7 xx 3`

`=>x=3/7`

Answer 3

thanks