Respuesta :

Answer:

7 3/13

Step-by-step explanation:

34x-21x= 9+85

13x=94

x= 94/13

x=7 3/13

34x-21x = 9+85
First collect like terms and apply the operation

34x-21x =13x
9+85=94

13x= 94

Divide both sides by 13 to find x

13x/13 = 94/13

X = 94/13 or 7 3/13