The value of $y$ that satisfies the equation $3 y + 2 (y - 2) = - 25$ is

- \frac{29}{5}

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- \frac{21}{5}

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\frac{21}{5}

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\frac{29}{5}

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Solution

The correct option is B $- \frac{21}{5}$
Combining like terms, we get
$3 y + 2 y - 4 = - 25$

$\Rightarrow 5 y - 4 = - 25$

$\Rightarrow 5 y = - 21$

$\Rightarrow y = - \frac{21}{5}$

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What should be added to $\frac{- 5}{7} to get \frac{- 2}{3}$ ?

(a) $\frac{- 29}{21}$

(b) $\frac{29}{21}$

(d) $\frac{- 1}{21}$

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