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

### Instruction:
Yesterday, David and William were invited to a party. David broke 2 glasses, while his friend William broke 4 times the number of glasses David broke. How many glasses were broken?

### Response:
 David alivunja glasi 2, wakati William alivunja 4 * 2 = <<4*2=8>>8 glasi.
Hivyo, wote wawili walivunja glasi 2 + 8 = <<2+8=10>>10.