The first term of an arithmetic sequence is 8. The 7th term is 38. What is the common difference?
1 answer:
Answer:
Step-by-stepidf explanation:
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Answer:
I think its flat sorry if it's wrong
A + b = 45
a - b = 21
a = 21 + b
Use substitution
21 + b + b = 45
2b = 24
b = 12
45 - 12 = 33
The numbers are 33 and 12
Answer:
6×7 =42
I think it suitable
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where is the graph
Step-by-step explanation:
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