document.write( "Question 818129: What is the formlae for the following:- Mary is 3 yrs younger than Bob who is going to be x years old a year from now. How old is Mary now? \n" ); document.write( "
Algebra.Com's Answer #492354 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! What is the formlae for the following:- \n" ); document.write( "------------------------ \n" ); document.write( "Mary is 3 yrs younger than Bob who is going to be x years old a year from now. How old is Mary now? \n" ); document.write( "----- \n" ); document.write( "Equations: \n" ); document.write( "m = b-3 \n" ); document.write( "------ \n" ); document.write( "b = x-1 \n" ); document.write( "---- \n" ); document.write( "Substitute and solve for \"m\": \n" ); document.write( "m = (x-1)-3 = x-4 (Mary's age now) \n" ); document.write( "------------------------------------------------ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "=============== \n" ); document.write( " \n" ); document.write( " |