document.write( "Question 550323: Please help me find the standard form of the equation of the line that is perpendicular to 6x+4y=-2 and contains (-2,-4)
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document.write( "A. 2x-3y=8
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document.write( "B.x+2y=-8
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document.write( "C.3x+2y=-8
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document.write( "D.2x+3y=-8 \n" );
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Algebra.Com's Answer #358610 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! Anything perpendicular to 6x+4y=-2 will be of the form 4x-6y=C where C is any number\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Since this perpendicular line goes through (-2,-4), we know that x=-2 and y=-4. Use this to find C\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "4x-6y=C\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "4(-2)-6(-4)=C\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-8+24=C\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "16=C\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "C = 16\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So the equation is 4x-6y=16 and you can divide every term by 2 to get 2x-3y=8\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So the answer is choice A\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |