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Roberta is thinking about joining the food co op store. If she pays $10.00 to join, she will get 10% off on all the groceries she buys there. How much must she buy before her savings equal her membership
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Roberta is thinking about joining the food co op store. If she pays $10.00 to join, she will get 10% off on all the groceries she buys there. How much must she buy before her savings equal her membership fee?

$10.00
$50.00
$100.00
$1,000,00

User Alexey Zakharov
by
7.5k points

1 Answer

2 votes
10.00 = 0.10x
10.00/0.10 = x
100 = x

they will be equal when she buys $ 100 worth of groceries
User Banyudu
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8.6k points
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