Mathematics, 08.02.2021 21:00 negritoboy014
Jerry started doing sit-ups every day. The first day he did 13 sit-ups. Every day after that he did 4 more sit-
ups than he had done the previous day. Today Jerry did 57 sit-ups. Write an equation that could be solved
to find the number of days Jerry has been doing sit-ups, not counting the first day. Let n represent the
number of days.
An equation that can help Jerry to find the number of days he has been doing sit-ups is given by
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