document.write( "Question 1134466: Mother is four times old as Mary. Five years ago, she was seven times as old. How old will each be in five years? \n" ); document.write( "
Algebra.Com's Answer #751853 by mathsolverplus(88)![]() ![]() You can put this solution on YOUR website! Mother's age = x \n" ); document.write( "Mary's age = y\r \n" ); document.write( "\n" ); document.write( "Present: x = 4y Mother is four times old as Mary \n" ); document.write( "Past: x-5 = 7(y-5) Both age needs to be subtracted from five first.\r \n" ); document.write( "\n" ); document.write( "4y-5=7y-35 \n" ); document.write( " -3y=-30 \n" ); document.write( " y=10\r \n" ); document.write( "\n" ); document.write( "x=40 and y=10\r \n" ); document.write( "\n" ); document.write( "Mother's age in five years = 40+5 =45 years old \n" ); document.write( "Mary's age in five years = 10+5 = 15 years old \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "For more additional instant FREE math help, please check out and follow us on social media!!\r \n" ); document.write( "\n" ); document.write( "Instagram (@mathsolver.plus) : https://www.instagram.com/mathsolver.plus/ \r \n" ); document.write( "\n" ); document.write( "Twitter (@MathSolverPlus): https://twitter.com/MathSolverPlus\r \n" ); document.write( "\n" ); document.write( "Snapchat (@mathsolverplus)\r \n" ); document.write( "\n" ); document.write( "Email: mathsolverplus@gmail.com \n" ); document.write( " |