document.write( "Question 58925: Homework question: Express it in standard form.\r
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document.write( "Through (-3,5) and (5,3):\r
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document.write( "Choices are:\r
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document.write( "X+4y = 23 , 4X+y=23 , x-4y=17 , X+4y = 17. How do I solve? Thanks! \n" );
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Algebra.Com's Answer #40419 by stanbon(75887) ![]() You can put this solution on YOUR website! (-3,5) and (5,3): \n" ); document.write( "slope = [3-5]/[5--3]=-2/8=-1/4 \n" ); document.write( "y=mx+b where y=3, x=5, m=-1/4 to find \"b\" \n" ); document.write( "3=(-1/4)5+b \n" ); document.write( "b=12/4+5/4=17/4 \n" ); document.write( "y=(-1/4)x+17/4 \n" ); document.write( "Now put in standard form of ax+by=c \n" ); document.write( "Multiply thru by 4 to get: \n" ); document.write( "4y=-x+17 \n" ); document.write( "x+4y=17 \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |