document.write( "Question 464249: Solve using the substitution method. Show your work. If the system has no solution or an infinite number of solutions, state this.\r
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document.write( "10x - 4y = -2
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document.write( "2x + 8y = 70 \n" );
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Algebra.Com's Answer #318008 by jorel1380(3719)![]() ![]() You can put this solution on YOUR website! 10x-4y=-2 \n" ); document.write( "2x+8y=70 \n" ); document.write( "20x-8y=-4 \n" ); document.write( "22x=66 \n" ); document.write( "x=3 \n" ); document.write( "y=8.. \n" ); document.write( " |