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3(2a-1) - 2(5a+1)=4(3a+4)

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Answer to a math question 3(2a-1) - 2(5a+1)=4(3a+4)

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Hester
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117 Answers
Expand $3(2a-1)-2(5a+1):{\quad}-4a-5$
$-4a-5=12a+16$
Move $ 5 $to the right side
$-4a=12a+21$
Move $ 12a $to the left side
$-16a=21$
Divide both sides by $-16$
$a=-\frac{21}{16}$

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