To find the value of n
-7n=63
n=63/-7
n-9
Hence,-9 is the required answer.
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7n(n−1)
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your equation is this 9N=63 9N/9=63/9 N=7 your answer is 7
All you have to do is divide 7 by 63. When you do that you get X=63/7. Divide those and you're left with X=9. Plug it back in 7(9)=63