Please help. Rachel was playing a game on her computer out of 20 questions she answered 7correctly at this rate how many questio
ns did Rachel expect to answer correctly to answer correct if she answers a total of 160 questions
1 answer:
Answer:
56
Step-by-step explanation:
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Answer:
aₙ=23 - 8n
Step-by-step explanation:
15, 7, -1,....
AP with the first term of 15 and common difference -8
aₙ=a₁+(n-1)d= 15+(n-1)*(-8)= 15 -8n +8= 23 - 8n
aₙ=23 - 8n
Answer:
Yes
sum of angle = 180°
First diagram
R+D+E=180°
110°+28°+E=180°
138°+E=180°
E=180°-138°
E=42°
Second diagram
T+V+A=180°
T+28°+42°=180°
T+70°=180°
T=180°-70°
T=110°
What kind of question is that what grade u in
Answer: <em>x=57</em>
Step-by-step explanation:
<em>Let's take our equation</em>
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