document.write( "Question 319307: Solve by substitution method\r
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document.write( "y = x + 4
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document.write( "3y – 5x = 6
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Algebra.Com's Answer #228708 by rfer(16322)![]() ![]() ![]() You can put this solution on YOUR website! 3(x+4)-5x=6 \n" ); document.write( "3x+12-5x=6 \n" ); document.write( "-2x=-6 \n" ); document.write( "x=3 \n" ); document.write( "------------------ \n" ); document.write( "3y-5*3=6 \n" ); document.write( "3y-15=6 \n" ); document.write( "3y=21 \n" ); document.write( "y=7 \n" ); document.write( "------------- \n" ); document.write( "7=3+4 \n" ); document.write( " |