document.write( "Question 1155134: Jess's age is six years less than three times Ethan's age. The product of their ages is 45. What is each of their ages
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Algebra.Com's Answer #777705 by mananth(16946)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "Jess's age is six years less than three times Ethan's age. The product of their ages is 45. What is each of their ages\r \n" ); document.write( "\n" ); document.write( "Let Ethan's age =x\r \n" ); document.write( "\n" ); document.write( "Jess's age 3x-6\r \n" ); document.write( "\n" ); document.write( "x(3x-6)= 45\r \n" ); document.write( "\n" ); document.write( "3x^2-6x-45=0 \n" ); document.write( "divide by 3\r \n" ); document.write( "\n" ); document.write( "x^2-2x-15=0\r \n" ); document.write( "\n" ); document.write( "(x-5)(x+3)=0\r \n" ); document.write( "\n" ); document.write( "x=5 or -3\r \n" ); document.write( "\n" ); document.write( "Ignore negative\r \n" ); document.write( "\n" ); document.write( "Ethan's age =5\r \n" ); document.write( "\n" ); document.write( "Jess's age 9\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |