Solve:
$3 (y - 7) - 2 (3 y - 4) = (2 - 5 y)$

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Solution

$3 (y - 7) - 2 (3 y - 4) = (2 - 5 y)$
$3 y - 21 - 6 y + 8 = 2 - 5 y$
$- 3 y - 13 - 2 + 5 y = 0$
$2 y - 15 = 0$
$y = 15 / 2 = 7.5$

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y

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