document.write( "Question 527186: 2/3x + 3/4x = -17 Solve for the goven variable.\r
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document.write( "I'm woring on a test and it fuigures when I ask my teacher for help she shows me tutorials.. which none of the tutorials show fraction problems like this. Please show me how to do this. Thank you. \n" );
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Algebra.Com's Answer #348821 by oberobic(2304)![]() ![]() ![]() You can put this solution on YOUR website! 2/3x + 3/4x = -17 \n" ); document.write( ". \n" ); document.write( "One way to decide on the common denominator is to multiply them. \n" ); document.write( "3*4 = 12. \n" ); document.write( "So, you need to convert both fractions to 12ths. \n" ); document.write( ". \n" ); document.write( "2/3 * 4/4 = 8/12 \n" ); document.write( "3/4 * 3/3 = 9/12 \n" ); document.write( ". \n" ); document.write( "8/12*x + 9/12*x = -17 \n" ); document.write( ". \n" ); document.write( "17/12*x = -17 \n" ); document.write( ". \n" ); document.write( "Multiply both sides by 12 to eliminate the fraction. \n" ); document.write( ". \n" ); document.write( "17x = -17*12 \n" ); document.write( ". \n" ); document.write( "divide both sides by 17 \n" ); document.write( ". \n" ); document.write( "x = -12 \n" ); document.write( ". \n" ); document.write( "Done \n" ); document.write( " |