document.write( "Question 701430: 3a-5b=1
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document.write( "2a+3b=7
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document.write( "With working out \n" );
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Algebra.Com's Answer #432406 by mathbird(71)![]() ![]() ![]() You can put this solution on YOUR website! 3a-5b=1-----------eq1 \n" ); document.write( "2a+3b=7 ----------eq2 \n" ); document.write( "multipling the eq 1 with 3 and eq 2 with 5 \n" ); document.write( "9a-15b=3 \n" ); document.write( "10a+15b=35 \n" ); document.write( "adding the above two equations we get \n" ); document.write( "19a=38 \n" ); document.write( "a=38/19 \n" ); document.write( "a=2 \n" ); document.write( "put the value in eq 1 \n" ); document.write( "3a-5b=1 \n" ); document.write( "3*2-5b=1 \n" ); document.write( "6-5b=1 \n" ); document.write( "-5b=1-6 \n" ); document.write( "-5b=-5 \n" ); document.write( "b=1 \n" ); document.write( " \n" ); document.write( " |