document.write( "Question 208887: You have two summer jobs. You mow lawns for $20.00 per hour. You also work at a restaurant for 7.50 per hour. In one week you earn 825.00 working 50 hours. Write an equation that can be used to find the hours that you mowed lawns. \n" ); document.write( "
Algebra.Com's Answer #157957 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! You have two summer jobs. You mow lawns for $20.00 per hour. You also work at a restaurant for 7.50 per hour. In one week you earn 825.00 working 50 hours. Write an equation that can be used to find the hours that you mowed lawns. \n" ); document.write( "------------------ \n" ); document.write( "Equations: \n" ); document.write( "L + R = 50 \n" ); document.write( "20L + 7.50R = 825 dollars \n" ); document.write( "----------------------------------- \n" ); document.write( "Substitute to get an equation in \"L\". \n" ); document.write( "--- \n" ); document.write( "Since R = 50-L you get: \n" ); document.write( "20L + 7.50(50-L) = 825 \n" ); document.write( "----------------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "PS: Reply to stanbon@comcast.net \n" ); document.write( " |