document.write( "Question 196374: can you find the two linear equations by addition for me?
\n" ); document.write( "here is the question:
\n" ); document.write( "7/3x-y=-4
\n" ); document.write( "1/4x-1/3y=7/4\r
\n" ); document.write( "\n" ); document.write( "it would be a great help if you can show me how you solved this step by step
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Algebra.Com's Answer #147196 by checkley77(12844)\"\" \"About 
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
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\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
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