document.write( "Question 44052: slove each of the following systems by addition. If a unique solution does not exist, state whether the system is inconsistent or dependent.
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document.write( "x+5y=10
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document.write( "-2x-10y=-20 \n" );
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Algebra.Com's Answer #28986 by venugopalramana(3286)![]() ![]() You can put this solution on YOUR website! SEE THE FOLLOWING AND TRY \n" ); document.write( "----------------------------- \n" ); document.write( "solve each of the following systems by sustitution. \n" ); document.write( "8x-4y=16....................I \n" ); document.write( "y=2x-4....................II....PUT THIS IN EQN.I \n" ); document.write( "8X-4(2X-4)=16 \n" ); document.write( "8X-8X+16=16 \n" ); document.write( "16=16.....OK... \n" ); document.write( "HENCE THE EQNS.ARE DEPENDENT ANE THERE ARE INFINITE SETS OF SOLUTIONS..ANY SET WITH \n" ); document.write( "X=ANY VALUE......SAY'0' \n" ); document.write( "AND Y=2X-4=2*0-4=-4 IS A SOLUTION SET. \n" ); document.write( "YOU CAN GIVE ANY VALUE TO X,FIND CORRESPONDING Y AND THAT IS THE SOLUTION SET. \n" ); document.write( " |