document.write( "Question 108867: Solve the system by addition or substitution.
\n" ); document.write( " 3x – 4y = 8
\n" ); document.write( " 6x – 2y = 10
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Algebra.Com's Answer #79394 by checkley71(8403)\"\" \"About 
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3X-4Y=8 NOW MULTIPLY THIS EQUATION BY -2 & ADD THESE 2 EQUATIONS.
\n" ); document.write( "-6X+8Y=-16
\n" ); document.write( "6X-2Y=10
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\n" ); document.write( "6Y=-6
\n" ); document.write( "Y=-6/6
\n" ); document.write( "Y=-1 ANSWER.
\n" ); document.write( "3X-4*-1=8
\n" ); document.write( "3X+4=8
\n" ); document.write( "3X=8-4
\n" ); document.write( "3X=4
\n" ); document.write( "X=4/3 ANSWER.
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