SOLUTION: what is the answer to this problem step by step? (10 x n) + 7 = 457

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Question 222041: what is the answer to this problem step by step? (10 x n) + 7 = 457
Answer by checkley77(12569) About Me  (Show Source):
You can put this solution on YOUR website!
(10 x n) + 7 = 457
10n+7=457
10n=457-7
10n=450
n=450/10
n=45 ans.