Mathematics, 24.02.2021 20:20 sonyarucker
Jerry started doing sit-ups every day. The first day he did 19 sit-ups. Every day after that he did 4 more sit-ups than he had done the previous day. Today Jerry did 81 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. ( i need it as a expression)
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Jerry started doing sit-ups every day. The first day he did 19 sit-ups. Every day after that he did...
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