document.write( "Question 307998: How do I find the equation of the line given:
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document.write( "3x+2y=19
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document.write( "y=2x-8 \n" );
document.write( "
Algebra.Com's Answer #220252 by rapaljer(4671) You can put this solution on YOUR website! You are given the equations of lines. Maybe you wanted to find the point of intersection??\r \n" ); document.write( "\n" ); document.write( "3x+2y=19 \n" ); document.write( "y=2x-8\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Substitute the 2x-8 into the first equation.\r \n" ); document.write( "\n" ); document.write( "3x+2(2x-8) =19 \n" ); document.write( "3x+4x-16=19 \n" ); document.write( "7x-16=19 \n" ); document.write( "7x=35 \n" ); document.write( "x=5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y=2x-8 \n" ); document.write( "y=2(5)-8 \n" ); document.write( "y=10-8=2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Dr. Robert J. Rapalje, Retired \n" ); document.write( " |