document.write( "Question 62671: Please help me to sketch the following line by method of Linear Function or straight lines.
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document.write( "7. y = (2/3)x-4
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document.write( "8. 8x-3y=24
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document.write( "9. slope=-3/4\r
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document.write( "Thanks, I am grateful for your help. \n" );
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Algebra.Com's Answer #43706 by checkley71(8403) ![]() You can put this solution on YOUR website! Y=(2/3)X-4 THIS REPRESENTS A LINE WITH A SLOPE OF 2/3 & A Y INTERCEPT OF (0,-4) \n" ); document.write( "TO FIND A SECOND POINT ON THIS LINE SET Y=0 & SOLVE FOR X THUS \n" ); document.write( "0=(2/3)X-4 \n" ); document.write( "(2/3)X=4 \n" ); document.write( "X=4*3/2 \n" ); document.write( "X=6 OR (6,0) IS A SECOND POINT. \n" ); document.write( "--------------------------------------------------------------------------- \n" ); document.write( "8X-3Y=24 \n" ); document.write( "-3Y=-8X+24 \n" ); document.write( "Y=(-8/-3)X+24/-3 \n" ); document.write( "Y=(8/3)X-8 THIS IS A LINE WITH A SLOPE OF 8/3 & A Y INTERCEPT OF -8 (0,-8) \n" ); document.write( "AGAIN TO FIND THE X INTERCEPT SET Y=0 \n" ); document.write( "0=(8/3)X-8 \n" ); document.write( "(8/3)X=8 \n" ); document.write( "X=8*3/8 \n" ); document.write( "X=3 \n" ); document.write( "---------------------------------------------------- \n" ); document.write( "SLOPE=-3/4 IS A LINE THAT GOES FROM A POINT TO THE LEFT (NEGATIVE SLOPE) & UP. \n" ); document.write( "FOR EVERY 4 UNITS LEFT YOU NEED TO GO 3 UNITS UP. \n" ); document.write( " |