document.write( "Question 261730: -2+4y=1
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document.write( "3x-6y=9 \n" );
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Algebra.Com's Answer #192811 by roseo(33)![]() ![]() ![]() You can put this solution on YOUR website! Question: -2+4y=1 \n" ); document.write( " 3x-6y=9 \n" ); document.write( "Notice that the first equation has only one variable y so solve for that variable. -2+4y = 1 \n" ); document.write( " 4y = 3 \n" ); document.write( " y = 3/4 \n" ); document.write( "Now you have one variable so substitute that value for y in the second equation. \n" ); document.write( " 3x - 6(3/4) = 9 \n" ); document.write( " 3x - 9/2 = 9 \n" ); document.write( " 3x = 27/2 \n" ); document.write( " x = 9/2 \n" ); document.write( " |