Solve. $5 y - 2 (7 - 2 y) = 2 (3 y - 1) + 3$

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Solution

$5 y - 2 (7 - 2 y) = 2 (3 y - 1) + 3$
$\Rightarrow 5 y - 14 + 4 y = 6 y - 2 + 3$
$\Rightarrow 9 y - 6 y = 1 + 14$
$\Rightarrow 3 y = 15$
$\Rightarrow y = \frac{15}{3} \Rightarrow y = 5$

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