document.write( "Question 949592: 1.what is the equation for (There is 1 less than three times as many men as women.
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document.write( "I think it is y=3x-1 but I was told this is wrong. Please help.\r
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document.write( "2. The question is, The sum of two numbers is 15. Twice one number equals 3 times the other. Find both numbers. I know the equations are x+y=15 and xsquared=3y, but I don't know how to solve with the exponent to find the 2 numnbers. Can you help me please. Thank You. \n" );
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Algebra.Com's Answer #579762 by macston(5194)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "W=no of women; M=no of men \n" ); document.write( "1.W=3M-1 Don't see anything wrong here unless there is more to the problem. \n" ); document.write( "2.x=one number, y=the other \n" ); document.write( "x+y=15 \n" ); document.write( "x=15-y \n" ); document.write( "2x=3y Substitute for x \n" ); document.write( "2(15-y)=3y \n" ); document.write( "30-2y=3y Add 2y to each side \n" ); document.write( "30=5y \n" ); document.write( "6=y ANSWER 1: The other number is 6. \n" ); document.write( "x=15-y=15-6=9 ANSWER 2: One number is 9. \n" ); document.write( "CHECK: \n" ); document.write( "2x=3y \n" ); document.write( "2(9)=3(6) \n" ); document.write( "18=18 \n" ); document.write( "x+y=15 \n" ); document.write( "9+6=15 \n" ); document.write( "15=15 \n" ); document.write( " |