Answer:
S=157
Step-by-step explanation:
an= a1+(n-1)d
a2=80+(2-1)(-3)
a2=80-3
a2=77
Sn=(a1+an)*n/2
S2=(80+a2)*2/2
S2=(80+77)*1
S2=157
It would be 6912 minutes. Hope this helps
This is a plain and simple answer. No distributive property here!
68 ÷ 4 = 17
If f(x)=3x-8, then f(3)= 1 which is C.
Answer: Oscer
Step-by-step explanation: