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

### Instruction:
Jerry, Gabriel, and Jaxon ask their parents to buy them toys to play with. Jerry is bought 8 more toys than Gabriel, but Gabriel has twice as many toys as Jaxon. If Jaxon got 15 toys, what's the total number of toys they all have?

### Response:
 Gabriel amepata 15*2 = <<15*2=30>>30 vitu.
Jerry amepata 30+8 = <<30+8=38>>38 vitu.
Jumla ya vitu ni 15+30+38 = <<15+30+38=83>>83 vitu.