document.write( "Question 267545: lois and clark leave thier office to meet clients. lois leaves at 8 am and travels at 35moh. clark leaves at 815am and travels at 40 miles an hour. they travel in opposite directions. when will they be 290 miles apart? \n" ); document.write( "
Algebra.Com's Answer #196302 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! lois and clark leave thier office to meet clients. lois leaves at 8 am and travels at 35moh. clark leaves at 815am and travels at 40 miles an hour. they travel in opposite directions. when will they be 290 miles apart? \n" ); document.write( "--------- \n" ); document.write( "Lois DATA: \n" ); document.write( "rate = 35 mph ; time = x hrs. ; distance = 35x miles \n" ); document.write( "------- \n" ); document.write( "Clark DATA: \n" ); document.write( "rate = 40 mph ; time = x-(1/4) hr ; distance = 40(x-(1/4)) = 40x-10 miles \n" ); document.write( "----------------------- \n" ); document.write( "Equation: \n" ); document.write( "distance + distance = 290 miles \n" ); document.write( "35x + 40x-10 = 290 \n" ); document.write( "75x = 300 \n" ); document.write( "x = 4 hrs \n" ); document.write( "--- \n" ); document.write( "290 miles apart at 8:00 + 4 hrs = 12:00 noon \n" ); document.write( "================================================ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |