document.write( "Question 633049: a+6b=5
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document.write( "a+3b=-1 \n" );
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Algebra.Com's Answer #398632 by Maths68(1474) You can put this solution on YOUR website! a+6b=5.............(1) \n" ); document.write( "a+3b=-1............(2)\r \n" ); document.write( "\n" ); document.write( "Subtract (2) from (1) \n" ); document.write( "a+6b=5 \n" ); document.write( "-a-3b=1 \n" ); document.write( "-------- \n" ); document.write( "3b=6 \n" ); document.write( "3b/3=6/3 \n" ); document.write( "b=2 \n" ); document.write( "Put the value of b in (1) \n" ); document.write( "a+6b=5.............(1) \n" ); document.write( "a+6(2)=5 \n" ); document.write( "a+12=5 \n" ); document.write( "a=5-12 \n" ); document.write( "a=-7\r \n" ); document.write( "\n" ); document.write( "a,b=-7,2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Check \n" ); document.write( "===== \n" ); document.write( "a+6b=5.............(1) \n" ); document.write( "Put the value of a and b \n" ); document.write( "-7+6(2)=5 \n" ); document.write( "-7+12=5 \n" ); document.write( "5=5\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "a+3b=-1............(2) \n" ); document.write( "Put the value of a and b \n" ); document.write( "-7+3(2)=-1 \n" ); document.write( "-7+6=-1 \n" ); document.write( "-1=-1 \n" ); document.write( " |