document.write( "Question 196374: can you find the two linear equations by addition for me?
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document.write( "here is the question:
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document.write( "7/3x-y=-4
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document.write( "1/4x-1/3y=7/4\r
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document.write( "it would be a great help if you can show me how you solved this step by step \n" );
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Algebra.Com's Answer #147196 by checkley77(12844) ![]() You can put this solution on YOUR website! 7x/3-y=-4 \n" ); document.write( "x/4-y/3=7/4 mulltiply this equation by -1/3 & add. \n" ); document.write( "-7x/9+y/3=4/3 \n" ); document.write( "------------------------- \n" ); document.write( "x/4-7x/9=7/4+4/3 \n" ); document.write( "(9x-4*7x)/(4*9)=(7*3+4*4)/4*3) \n" ); document.write( "(9x-28x)/36=(21+16)/12 \n" ); document.write( "37x/36=37/12 \n" ); document.write( "37x*12=37*36 \n" ); document.write( "12x=36 \n" ); document.write( "x=36/12 \n" ); document.write( "x=3 ans. \n" ); document.write( "7*3/3-y=-4 \n" ); document.write( "21/3-y=-4 \n" ); document.write( "7-y=-4 \n" ); document.write( "-y=-4-7 \n" ); document.write( "-y=-11 \n" ); document.write( "y=11 ans.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |