document.write( "Question 319481: two cars leave a point at the same time,travelling in opposite directions.
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document.write( "one car is driving 16km/h faster than the other.After four and half hours,
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document.write( "the cars are 855km apart.Find the speed of each car. \n" );
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Algebra.Com's Answer #228813 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! D=RT \n" ); document.write( "955=(X+X+16)4.5 \n" ); document.write( "855=(2X+16)4.5 \n" ); document.write( "855=9X+72 \n" ); document.write( "9X=855-72 \n" ); document.write( "9X=783 \n" ); document.write( "X=783/9 \n" ); document.write( "X=87 SPEED OF THE SLOWER CAR. \n" ); document.write( "87+16=103 SPEED OF THE FASTER CAR. \n" ); document.write( "PROOF: \n" ); document.write( "955=(87+103)4.5 \n" ); document.write( "855=190*4.5 \n" ); document.write( "855=855 \n" ); document.write( " |