document.write( "Question 475537: Set up an equation that can be used to solve the problem. Solve the equation and answer the question asked:\r
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document.write( "One number is 5 less than 3 times a second number. Their sum is 43. Find the numbers.
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Algebra.Com's Answer #326095 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! One number is 5 less than 3 times a second number. \n" ); document.write( "Their sum is 43. Find the numbers. \n" ); document.write( "------------------- \n" ); document.write( "x = 3y -5 \n" ); document.write( "x + y = 43 \n" ); document.write( "---- \n" ); document.write( "Substitute for \"x\" and solve for \"y\": \n" ); document.write( "3y-5 + y = 43 \n" ); document.write( "4y = 38 \n" ); document.write( "y = 19/2 = 9.5 \n" ); document.write( "--------------------- \n" ); document.write( "Solve for \"x\": \n" ); document.write( "x = 3(9.5) - 5 \n" ); document.write( "--- \n" ); document.write( "x = 28.5 - 5 \n" ); document.write( "--- \n" ); document.write( "x = 23.5 \n" ); document.write( "============ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "=============\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |