SOLUTION: Show that 1+3n=4+3(n-1)

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Question 956483: Show that 1+3n=4+3(n-1)
Answer by addingup(3677) About Me  (Show Source):
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1+3n=4+3(n-1)Multiply to get rid of the parenthesis:
1+3n=4+3n-3 Add 3 to both sides:
4+3n=4+3n there you have it.