SOLUTION: Brittany saves the same amount of money each week. She had $250 eight weeks ago. After withdrawing $10, her current balance is $400. How much was she saving weekly?
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Question 127182: Brittany saves the same amount of money each week. She had $250 eight weeks ago. After withdrawing $10, her current balance is $400. How much was she saving weekly? Answer by ankor@dixie-net.com(22740) (Show Source):
You can put this solution on YOUR website! Brittany saves the same amount of money each week. She had $250 eight weeks ago. After withdrawing $10, her current balance is $400. How much was she saving weekly?
:
Let x = amt saved weekly
:
An equation:
amt saved in 8 wks + initial amt - withdrawal = 400
8x + 250 - 10 = 400
:
8x + 240 = 400
:
8x = 400 - 240
:
8x = 160
x =
x = $20 per week saved
:
:
Check
8(20) + 250 -10 =
160 + 250 - 10 = 400
