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Mathematics, 21.01.2020 04:31 skatingby7522
The cost for 7 dance lessons is 82$. the cost for 11 lessons is 122$. write and solve an equation to find the cost of 4 lessons
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Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.
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The cost for 7 dance lessons is 82$. the cost for 11 lessons is 122$. write and solve an equation to...
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