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Louisa used a gift card to pay for 3 meals at a vegetarian restaurant. Each meal cost $7. By how much has the value of the gift card changed?

Louisa used a gift card to pay for 3 meals at a vegetarian restaurant. Each meal cost $7. By how much has the value of the gift card changed?
asked 198k views
5 votes
Louisa used a gift card to pay for 3 meals

at a vegetarian restaurant. Each meal
cost $7. By how much has the value of
the gift card changed?

asked
User Klaaspieter
by
9.1k points

2 Answers

5 votes
$-21 ; (-7) (3) = -21
answered
User Gary Qian
by
8.1k points
2 votes

Answer:

21

Explanation:

answered
User Silviya
by
7.2k points
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