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Ms. Roman spent $210 to buy 3 jewelry boxes and 3 necklaces as gifts. Each jewelry box cost $20. Each necklace cost the same amount. Which expression can be simplified to find the cost of each necklace? 210 = 3 + 20​

1 Answer

1 vote

Answer:

70-20=x

Explanation:

210=3*20+3*necklace

3*necklace=210-3*20

necklace=70-20

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