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

### Instruction:
Alan counted how many chairs the office canteen has. It has 2 round tables and 2 rectangular tables. Each round table has 6 chairs, and each rectangular table has 7 chairs. How many chairs are there in all?

### Response:
 Idadi ya viti kwenye meza za mviringo ni meza 2 × viti 6/meza = <<2*6=12>>12.
Idadi ya viti kwenye meza za mraba ni meza 2 × viti 7/meza = 14.
Kuna viti 12 + viti 14 = <<12+14=26>>26 katika chumba cha kulia.