Set up an appropriate equation and solve. Data are accurate to two significant digits unless greater accuracy
Question:
Set up an appropriate equation and solve. Data are accurate to two significant digits unless greater accuracy is given.
A cell phone subscriber paid x dollars per month for the first 6 months. He then increased his data plan, and his bill increased by $10 per month for the next 4 months. If he paid a total of $890 for the 10-month period, find the amount of his bill before and after the increase.
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Related Book For
Basic Technical Mathematics
ISBN: 9780137529896
12th Edition
Authors: Allyn J. Washington, Richard Evans
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