Answers
Answered by
1
Step-by-step explanation:
3n - 15 = 21
3n = 21 + 15
3n = 36
n = 12
Answered by
5
Answer:
hyyy
Step-by-step explanation:
3(n - 5 ) = 21
» 3n - 15 = 21
» 3n = 21 + 15
» 3n = 36
» n = 36 / 3
» n = 12
Hope this will be helpful to u....
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