SOLUTION: Teresa is saving money to buy a bike. She has
$42
and is going to save an additional
$7
each week. The bike costs
$133
. In how many weeks will she have enough money to
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Question 1028612: Teresa is saving money to buy a bike. She has
$42
and is going to save an additional
$7
each week. The bike costs
$133
. In how many weeks will she have enough money to buy the bike?
'
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
Call w the number of weeks it will take her...thus she saves 7 dollars each week...so we write
42 + 7w = 133
Subtract 42 and get
7w = 91
Divide by 7 and get
w = 13 weeks
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