9 and 10
hope this helps!!!
Answer:
50
Step-by-step explanation:
Plug 10 in for x.
Answer: Not sure but try D
Step-by-step explanation:
not sure
Answer:
46 terms
Step-by-step explanation:
a₁=b, a₂₁= bₙ, d₁=9, d₂=4
n=?
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a₂₁= a₁+20d₁= a₁+20*9= a₁+180
bₙ= b₁+(n-1)d₂= a₁+4(n-1)
a₁+4(n-1)=a₁+180
4(n-1)=180
n-1= 180/4
n-1= 45
n=46
Answer:the answer is B : -250
Step-by-step explanation: