Jerry has been doing these push-ups for quite some time, as you can see in the Related Questions below.
Only the numbers keep changing.
Change the solution here to fit your problem
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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 2 more sit-ups than he had done the previous day. Today Jerry did 41 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.
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