Respuesta :

Answer:

X= (4+2ş)/7

Step-by-step explanation:

Firs at all you simplified the expression:

-2x-2ş+9x=4

7x-2ş=4

7x= 4+2ş

X= (4+2ş)/7

NOTE

If the term ş is a mistake, if you had the value for ş you only have to replaced in the final equation.