document.write( "Question 651508: hi, I am very lost and I don't know how to make a word problem with these equations y=3x-2 and x-y=4 can you please help
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Algebra.Com's Answer #407685 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! hi, I am very lost and I don't know how to make a word problem with these equations y=3x-2 and x-y=4 can you please help \n" ); document.write( "----------- \n" ); document.write( "Why do you want to make a \"word problem?\" \n" ); document.write( "I think the object is to solve the 2 equations for x & y. \n" ); document.write( "------ \n" ); document.write( "y=3x-2 \n" ); document.write( "x-y=4 \n" ); document.write( "------ \n" ); document.write( "Since y is solved for in the 1st eqn, sub for y in the 2nd \n" ); document.write( "x - y = 4 \n" ); document.write( "x - (3x-2) = 4 \n" ); document.write( "x- 3x + 2 = 4 \n" ); document.write( "-2x = 2 \n" ); document.write( "x = -1 \n" ); document.write( "=============== \n" ); document.write( "y = 3x-2 \n" ); document.write( "y = 3*(-1) - 2 \n" ); document.write( "y = -5\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |