document.write( "Question 880117: The points (-1,x) and (4, 3x+1) are on a line with slope -17. What is x
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Algebra.Com's Answer #531524 by lwsshak3(11628) ![]() You can put this solution on YOUR website! The points (-1,x) and (4, 3x+1) are on a line with slope -17. What is x \n" ); document.write( "slope=∆y/∆x=(3x+1)-x/(4-(-1))=(2x+1)/(4+1)=(2x+1)/5 \n" ); document.write( "(2x+1)/5=-17 \n" ); document.write( "2x+1=-85 \n" ); document.write( "2x=-86 \n" ); document.write( "x=-43 \n" ); document.write( " |