Answer:
Option C. is correct choice.
Step-by-step explanation:

Regards: Umer
A negative plus a negative equals a negative so it's just -17
Corresponding sides have the same ratio, so
x/15 = 12/(12+8) = 3/5
x = 15*3/5
x = 9
Answer 1029
Step-by-step explanation: So, since all of the phones cost 3,069 in total, divide 3,069 by three. You get 1029.