document.write( "Question 152167: System of Linear Equations:\r
\n" ); document.write( "\n" ); document.write( "Solve the system using the addition method.\r
\n" ); document.write( "\n" ); document.write( "5x=6y+40
\n" ); document.write( "2y=8-3x
\n" ); document.write( "

Algebra.Com's Answer #111935 by checkley77(12844)\"\" \"About 
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5x=6y+40
\n" ); document.write( "2y=8-3x MULTIPLY THIS EQUATION BY -3 & ADD.
\n" ); document.write( "-6y=-24+9X
\n" ); document.write( "6y=-40+5x
\n" ); document.write( "-------------------
\n" ); document.write( "0y=-64+14x
\n" ); document.write( "14x=64
\n" ); document.write( "x=64/14
\n" ); document.write( "x=32/7 answer.
\n" ); document.write( "5*32/7=6y+40
\n" ); document.write( "160/7=6y+40
\n" ); document.write( "6y=160/7-40
\n" ); document.write( "6y=(160-40*7)/7
\n" ); document.write( "6y=(160-280)/7
\n" ); document.write( "6y=-120/7
\n" ); document.write( "y=-120/7*1/6
\n" ); document.write( "y=-120/42
\n" ); document.write( "y=-20/7 answer.
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