document.write( "Question 242474: Ok, I need some help...Here we go: Mark is 10 years younger than Larry. Larry's age in 8 years will exceed twice Mark's age 3 years ago by 4 years. How old is each now? \n" ); document.write( "
Algebra.Com's Answer #177492 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Mark is 10 years younger than Larry. Larry's age in 8 years will exceed twice Mark's age 3 years ago by 4 years. How old is each now? \n" ); document.write( "-------------- \n" ); document.write( "NOW DATA: \n" ); document.write( "Let Mark be \"M\" yrs. old \n" ); document.write( "Let Larry be \"L\" yrs. old \n" ); document.write( "----------------------------------- \n" ); document.write( "Equations: \n" ); document.write( "M = L -10 \n" ); document.write( "(L+8) = 2(M-3)+4 \n" ); document.write( "----------------------------- \n" ); document.write( "Substitute for \"M\" and solve for \"L\": \n" ); document.write( "L+8 = 2(L-10-3)+3 \n" ); document.write( "L+8 = 2L--23 \n" ); document.write( "L = 31 (Larry's age NOW) \n" ); document.write( "---------------- \n" ); document.write( "Since M = L-10, M = 21 (Mark's age NOW) \n" ); document.write( "========================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |