document.write( "Question 967039: The first equation of each system is multiplied by 4. By what number would you multiply the second equation in order to eliminate the x variable by adding? First equation: 3x - 2y = 4 ; second equation: 3x - 2y = 4 ; second: 4x + 5y = 28 \n" ); document.write( "

Algebra.Com's Answer #591032 by Fombitz(32388) $\"\"$ $\"About$

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$\"-3\"$
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\n" ); document.write( " $\"12x-8y=16\"$
\n" ); document.write( " $\"-12x-15y=-84\"$
\n" ); document.write( "Then adding,
\n" ); document.write( " $\"12x-8y-12x-15y=16-84\"$
\n" ); document.write( " $\"-23y=-68\"$
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