Answer:
15 installments
Step-by-step explanation:
3900 = Σ
400 - 20*(n - 1)
I think its C but I'm not 100% sure
Answer:
x=10
Step-by-step explanation:
the angle is 90 degrees
90-29=61
61-1=60
60÷6=5
x=10
have a good day
11% not 100% sure Bc I calculated but hope it helped!