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

### Instruction:
Amanda had 7 candy bars. She gave 3 to her sister. The next day, Amanda won some prize money and bought another 30 candy bars. She gave her sister 4 times as many candy bars as she did the first time. How many candy bars did Amanda keep for herself altogether?

### Response:
 Amanda ana mikate 7 - 3 = <<7-3=4>>4 ya pipi.
Amanda anampa dada yake mikate 4*3 = <<4*3=12>>12 ya pipi.
Amanda ana mikate 30 - 12 = <<30-12=18>>18 ya pipi.
Amanda anahifadhi mikate 18 + 4 = <<18+4=22>>22 ya pipi.