Question

100 : ( X + 2,5 ) = 2,5

Giúp mình với 

Answer 1

`100:(x+2,5)=2,5`

`=> x+2,5=100:2,5`

`=> x+2,5=40`

`=> x=40-2,5`

`=> x=37,5`

Answer 2

`100:(x+2,5)=2,5`

`x+2,5=100:2,5=40`

`x=40-2,5`

`x=37,5`