What is the number sentence for "1 less than n is the sum of z and 2?"
❖ First, Notice it says "1 less than n". This expression indicates that
we subtract 1 from n, which looks as follows:-
❖ Now, It also says "the sum of z and 2". This indicates that we add z and
2:-
❖ Now, Combine these two little expressions into one equation:-
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