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Mathematics, 01.10.2019 00:00 gselm

The cost for 7 dance lessons is $82, the cost for 11 lessons is $122. write a linear equation to find the total cost (c) for (l) lessons. then use the equation to find the cost of 4 lessons.

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The cost for 7 dance lessons is $82, the cost for 11 lessons is $122. write a linear equation to fin...
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