A savings account is where you stash funds that you aren't ready to use yet, often with the goal of accumulating more.
Given Information:
Amount of money after x weeks= 165.85 + 20.5x
After 10 weeks, x = 10 (substitute into equation)
Amount of money after 10 weeks
= 165.85 + 20.5(10)
= 165.85 + 205
= $370.85
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