document.write( "Question 1143420: Darius is 87 years younger than jack. 11 years ago, jacks age was 4 times Darius’s age. How old is Darius now? X= current age of Darius. the equation should contain 87,11, & 4.
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document.write( "I tried solving it this way (x-11)=4(x-87-11) but it’s not adding up right \n" );
document.write( "
Algebra.Com's Answer #764221 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! Darius is 87 years younger than jack. \n" ); document.write( "x = j - 87 \n" ); document.write( " 11 years ago, jacks age was 4 times Darius’s age. \n" ); document.write( "j - 11 = 4(x-11) \n" ); document.write( "j = 4x - 44 + 11 \n" ); document.write( "j = 4x - 33 \n" ); document.write( " How old is Darius now? \n" ); document.write( "in the first equation, replace j with (4x-33) \n" ); document.write( "x = 4x - 33 - 87 \n" ); document.write( "x = 4x - 120 \n" ); document.write( "x - 4x = -120 \n" ); document.write( "-3x = -120/-3 \n" ); document.write( "x = 40 yrs is D's age\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " X= current age of Darius. the equation should contain 87,11, & 4. \n" ); document.write( "x - 11 = 4(x-11) - 87 \n" ); document.write( " |