document.write( "Question 121017: Solve each system by the addition method.\r
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document.write( "(1/8)x+(1/4)y+5
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document.write( "(1/6)x+(1/2)y=7\r
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document.write( "and \r
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document.write( "1.5x-2y=-0.25
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document.write( "3x+1.5y=6.375 \n" );
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Algebra.Com's Answer #88887 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! X/8+Y/4=5 (I'LL ASSUME THAT + SHOULD HAVE BEEN AN = SIGN.) \n" ); document.write( "NOW MULTIPLY THE OTHER EQUATION BY -1/2 & ADD THEM. \n" ); document.write( "-X/12-Y/4=-7/2 \n" ); document.write( "X/8+Y/4=5 \n" ); document.write( "------------------------------- \n" ); document.write( "X/8-X/12=5-7/2 ADD THE FRACTIONS BY FINDING A COMMON DENOMINATOR. \n" ); document.write( "(3X-2X)/24=(10-7)/2 \n" ); document.write( "X/24=3/2 NOW CROSS MULTTPLY \n" ); document.write( "2X=3*24 \n" ); document.write( "2X=72 \n" ); document.write( "X=72/2 \n" ); document.write( "X=36 ANSWER. \n" ); document.write( "36/6+Y/2=7 \n" ); document.write( "Y/2=7-36/6 \n" ); document.write( "Y/2=7-6 \n" ); document.write( "Y/2=1 \n" ); document.write( "Y=2 ANSWER. \n" ); document.write( "PROOF: \n" ); document.write( "36/8+2/4=5 \n" ); document.write( "4.5+.5=5 \n" ); document.write( "5=5 \n" ); document.write( "------------------------------------------------- \n" ); document.write( "I'LL LEAVE THE OTHER ONE FOR YOU TO SOLVE AS IT IS GETTING LATE. \n" ); document.write( " |