Question

5/x - 2 = 1/4 ??????​

Answer 1

Resposta :

x=20/9

Explicação passo-a-passo:

x ,4/x

1,4/4

1,1//

mmc(x,4)= 4x

5/x - 2 =1/4

5.(4)-2.(4x)=1.(x)

20-8x=x

-8x-x=-20

-9x=-20

x=-20/-9

x= 20/9