kaitlin29 kaitlin29

14-11-2019
Mathematics

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15(d + 7) = 4(d - 4) + 11d has how many solutions?

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14-11-2019

[tex]15(d + 7) = 4(d - 4) + 11d\\\\15d+105=4d-16+11d\\\\15d-4d-11d=-16-105\\\\0=-121[/tex]

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