document.write( "Question 451491: I submitted this once already with no responce maybe I had it in the wrong category?\r
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document.write( "Find the x and y intercepts and one other point of the line 2x-y= -7\r
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Algebra.Com's Answer #310436 by algebrahouse.com(1659) You can put this solution on YOUR website! To find the x-intercept, put 0 in for y: \n" ); document.write( "2x - y = -7 \n" ); document.write( "2x - 0 = -7 {put 0 in for y} \n" ); document.write( "2x = -7 {subtracted 0} \n" ); document.write( "x = -7/2 {divided both sides by 2} \n" ); document.write( "(-7/2 , 0) are the coordinates of the x-intercept\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "To find the y-intercept, put 0 in for x: \n" ); document.write( "2x - y = -7 \n" ); document.write( "2(0) - y = -7 {put 0 in for x} \n" ); document.write( "-y = -7 {multiplied 2 by 0} \n" ); document.write( "y = 7 {divided both sides by -1} \n" ); document.write( "(0,7) are the coordinates of the y-intercept\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "To find another point, put any number in for x or y \n" ); document.write( "2x - y = -7 \n" ); document.write( "2x - 1 = -7 {put 1 in for y} \n" ); document.write( "2x = -6 {added 1 to both sides} \n" ); document.write( "x = -3 {divided both sides by 2} \n" ); document.write( "(-3,1) are the coordinates of another point on the line \n" ); document.write( "www.algebrahouse.com \n" ); document.write( " \n" ); document.write( " |