eithankogan eithankogan

20-09-2021
Mathematics

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Solve 2r/3 - 7 = r + 5

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discipulus discipulus

20-09-2021

Answer:

[tex] (\frac{2r}{3} - 7 = r + 5 \: ) \times 3 \\ 2r - 21 = 3r + 15 \\ 3r - 2r = - 21 - 15 \\ r = - 36[/tex]

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