document.write( "Question 1046487: On average, Americans spend 12.5 hr per month watching videos on both channel 1 and 2. They spend 5.5 more hours watching videos on channel 1 than they do on channel 2. How much time do they spend on each? please show work. \n" ); document.write( "
Algebra.Com's Answer #661919 by addingup(3677) You can put this solution on YOUR website! Let channel 1 be x and 2 be y \n" ); document.write( ": \n" ); document.write( "x+y = 12.5 (1) \n" ); document.write( "and \n" ); document.write( "x = y+5.5 Substitute in (1): \n" ); document.write( "y+5.5+y = 12.5 \n" ); document.write( "2y = 7 \n" ); document.write( "y = 3.5 is the time they spend watching channel 2 \n" ); document.write( "And channel 1? \n" ); document.write( "3.5+5.5 = 9 hours is the time they spend watching channel 1 \n" ); document.write( " |