document.write( "Question 90855: What is the answer for thes:
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document.write( "3/5x+2y/5=1
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document.write( "2/5x-2y=12 \n" );
document.write( "
Algebra.Com's Answer #65929 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! What is the answer for thes: \n" ); document.write( "1st: 3/5x+2y/5=1 \n" ); document.write( "2nd: 2/5x-2y=12 \n" ); document.write( "------------------------- \n" ); document.write( "Multiply thru by 5 to get rid of the denominators: \n" ); document.write( "3rd: 3x + 2y = 5 \n" ); document.write( "4th: 2x - 10y = 60 \n" ); document.write( "------------------ \n" ); document.write( "Multiply 3rd by 5 to get: \n" ); document.write( "5th: 15x + 10y = 25 \n" ); document.write( "---------- \n" ); document.write( "Add 4th and 5th to get: \n" ); document.write( "17x = 85 \n" ); document.write( "x = 85/17 = 5 \n" ); document.write( "=================== \n" ); document.write( "Substitute into 3rd to solve for y: \n" ); document.write( "3*5 + 2y = 5 \n" ); document.write( "2y = -10 \n" ); document.write( "y = -5 \n" ); document.write( "=============== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |