document.write( "Question 320871: George saves 18% of his total gross weekly earnings from his 2 part-time jobs. He earns $6.25 per hour from one part-time job and $7.50 per hour from the other part-time job. George works a total of 40 hours between the two jobs each week. What additional information is needed to determine the amount of his earnings he saves each week? I think it the number of hours he works at each job... \n" ); document.write( "
Algebra.Com's Answer #229785 by mananth(16946)![]() ![]() You can put this solution on YOUR website! let him work x hours at job A $6.25 /hour \n" ); document.write( "y hours at job B $7.5 /hour \n" ); document.write( ".. \n" ); document.write( "Total hours \n" ); document.write( "x+y=40 \n" ); document.write( "Total earnings per week \n" ); document.write( "6.25x+7.5y = GE \n" ); document.write( ".. \n" ); document.write( "So you need to know how many hours at each job \n" ); document.write( ".. \n" ); document.write( "you are right \n" ); document.write( " |