document.write( "Question 61027: Instructions: Solve each system by the substitution method.\r
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document.write( "What is the solution for 4x-y=-3
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document.write( " y=4x+3 \n" );
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Algebra.Com's Answer #41948 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! Y=4X+3 \n" ); document.write( "4X-(4X+3)=-3 \n" ); document.write( "4X-4X-3=-3 \n" ); document.write( "4X-4X=-3+3 \n" ); document.write( "0=0 SHOWS THAT THESE TWO EQUATIONS ARE IDENTICAL \n" ); document.write( "PROOF \n" ); document.write( "4X-Y=-3 \n" ); document.write( "-Y=-4X-3 \n" ); document.write( "Y=4X+3 & \n" ); document.write( "Y=4X+3 \n" ); document.write( " |