Question

x/9+4=2x oi resouva puravavor

Answer 1

Oi !

Solução:

X / 9 + 4 = 2X

X + 4 • 9 = 2X • 9

X + 36 = 18X

X - 18X = - 36

- 17X = - 36

X = - 36 / - 17

X = 36 / 17

S ( 36 / 17 )