Djibo is 17 years old. Five years ago Djibo added his age with his sister's age and the sum was 35. How many years old is Djibo's sister today? Let's think step by step and output the final answer after "####".
user
Age 5 years ago: 17 - 5 = <<17-5=12>>12
Sister's age 5 years ago: 35 - 12 = <<35-12=23>>23
Sister's age today: 23 + 5 = <<23+5=28>>28 years
Djibo's sister is 28 years old today.
#### 28
Djibo is 17 years old. Five years ago Djibo added his age with his sister's age and the sum was 35. How many years old is Djibo's sister today?
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