document.write( "Question 411528: what solution set will satisfy if the system of equation 4x+y=8 and 2x=3y+11 are manipulated using substitution?
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Algebra.Com's Answer #289252 by rfadrogane(214)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "thuswhat solution set will satisfy if the system of equation 4x+y=8 and 2x=3y+11 are manipulated using substitution? \n" ); document.write( "Sol'n \n" ); document.write( "4x+y=8 ---(1) \n" ); document.write( "2x-3y=11 ---(2)\r \n" ); document.write( "\n" ); document.write( "from (1): \n" ); document.write( "y=8-4x ---(1') \n" ); document.write( "substitute (1')into (2) \n" ); document.write( "2x-3(8-4x)=11 \n" ); document.write( "2x-24+12x=11 \n" ); document.write( "14x=11+24 \n" ); document.write( "14x=35 \n" ); document.write( "x=35/14 \n" ); document.write( "x=5/2\r \n" ); document.write( "\n" ); document.write( "from (1') \n" ); document.write( "y=8-4(5/2) \n" ); document.write( "y=8-10 \n" ); document.write( "y=-2\r \n" ); document.write( "\n" ); document.write( "thus, x=5/2 & y=-2 ----answer\r \n" ); document.write( "\n" ); document.write( "^_^ \n" ); document.write( " |