Below is an instruction that describes a task. Write a response that appropriately completes the request in German. Please answer in German.

### Instruction:
 Celine collected twice as many erasers as Gabriel did. Julian collected twice as many erasers as Celine did. If they collected 35 erasers in total, how many erasers did Celine collect?


### Response:
 Sei x die Anzahl der Radiergummis, die Gabriel gesammelt hat.
Celine hat 2*x Radiergummis gesammelt.
Julian hat 2*x*2=4*x Radiergummis gesammelt.
Insgesamt haben Gabriel, Celine und Julian x+2*x+4*x=7*x Radiergummis gesammelt.
7*x=35
x=<<5=5>>5
Celine hat 5*2=<<5*2=10>>10 Radiergummis gesammelt.