document.write( "Question 285084: solve this equation by using elimination
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document.write( "3x-2y=10
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document.write( "4x-3y=15
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document.write( "I think you can multiply the top equation by 3 but from there I am not sure \n" );
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Algebra.Com's Answer #206718 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! solve this equation by using elimination \n" ); document.write( "3x-2y=10 \n" ); document.write( "4x-3y=15 \n" ); document.write( "-------------- \n" ); document.write( "To eliminate the \"y terms\", multiply the \n" ); document.write( "1st equation by 3 and the 2nd equation by 2 to get: \n" ); document.write( "----- \n" ); document.write( "9x - 6y = 30 \n" ); document.write( "8x - 6y = 30 \n" ); document.write( "----------------- \n" ); document.write( "Subtract the 2nd from the 1st to get: \n" ); document.write( "x = 0 \n" ); document.write( "---- \n" ); document.write( "Substitute into 3x-2y=10 and solve for \"y\": \n" ); document.write( "0-2y=10 \n" ); document.write( "y = -5 \n" ); document.write( "============================================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |