216 =13+ 7n-7
please show the calculation to find the value of "n".
Answers
Answered by
7
Step-by-step explanation:
216 = 13+7n-7
216= 7n+6
7n= 210
n= 30
Answered by
1
Step-by-step explanation:
216=13+7n-7
216=6+7n
216-6=7n
210=7n
7n=210
n=210/7
n=30
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