guys plz do answer me for the 2nd question
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Answer:
a equals to 3
to find a
according to the question
Step-by-step explanation:
Given terms, a, 2a-1, 7 and 3a
common difference
2a−1−a=7−2a+1
a−1=8−2a
⇒3a=9
⇒a=3
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