document.write( "Question 1048836: Nancy is younger than peter who is nineteen years old three years ago her age was one quater of peters age. How old is nancy? \n" ); document.write( "
Algebra.Com's Answer #664478 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! let n = Nancy's age \n" ); document.write( " let p = Peter's age \n" ); document.write( ": \n" ); document.write( "Write an equation for each statement, simplify equation as much as you can \n" ); document.write( ": \n" ); document.write( "Nancy is younger than peter who is nineteen years old \n" ); document.write( "n < p \n" ); document.write( "p = 19 \n" ); document.write( " three years ago her age was one quarter of peters age. \n" ); document.write( "n - 3 = \n" ); document.write( "multiply both sides by 4, to get rid of the fraction \n" ); document.write( "4(n - 3) = 1(p - 3) \n" ); document.write( "4n - 12 = p - 3 \n" ); document.write( "4n = p - 3 + 12 \n" ); document.write( "4n = p + 9 \n" ); document.write( ": \n" ); document.write( " How old is Nancy? \n" ); document.write( "replace p with 19, (from the first statement) \n" ); document.write( "4n = 19 + 9 \n" ); document.write( "4n = 28 \n" ); document.write( " n = 28/4 \n" ); document.write( "n = 7 yrs is Nancy's age \n" ); document.write( ": \n" ); document.write( "; \n" ); document.write( "Check this solution in the statement \n" ); document.write( "\" three years ago her age was one quater of peters age.\" \n" ); document.write( "7 - 3 = \n" ); document.write( "4 = |