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Doss [256]
3 years ago
8

Jerry started doing sit-ups every day. The first day he did 15 sit-ups then he had done the previous day. Today Jerry did 33 sit

- ups. Right and equation that could be solved to find the number of days Jerry has been doing sit-ups, Not counting the first day
Mathematics
1 answer:
Vikentia [17]3 years ago
6 0
Y = sit ups, x= days

y= 2x + 15
33 = 2x + 15 (subtract 15 from both sides)
18 = 2x (divide both sides by 2)
9 = x, 9 days
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