document.write( "Question 398052: Calculate the slope, x intercept and y intercept.\r
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document.write( "4.2x+3.8y=1.9 \n" );
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Algebra.Com's Answer #282062 by lwsshak3(11628) ![]() You can put this solution on YOUR website! Calculate the slope, x intercept and y intercept. \n" ); document.write( "4.2x+3.8y=1.9 \n" ); document.write( "38y=-42x+19 \n" ); document.write( "y=(-42/38)x+(19/38) \n" ); document.write( " =(-21/19)x+(1/2) \n" ); document.write( "this gives the slope = -21/19 \n" ); document.write( "and y-intercept = 1/2 \n" ); document.write( "To find the x-intercept, set y=0, then solve for x\r \n" ); document.write( "\n" ); document.write( "0=(-21/19)x+(1/2) \n" ); document.write( "(21/19)x=1/2 \n" ); document.write( "x=.552\r \n" ); document.write( "\n" ); document.write( "ans: \n" ); document.write( "slope=-21/19 \n" ); document.write( "y-intercept=1/2 \n" ); document.write( "x-intercept =.552\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |