document.write( "Question 387722: write in standard form an equation of the line that passes through the given point and has the given slope.use integer coefficients. (-2,-1),m=3 \n" ); document.write( "
Algebra.Com's Answer #274097 by rapaljer(4671)![]() ![]() You can put this solution on YOUR website! y-y1 = m(x-x1) \n" ); document.write( "y-(-1) = 3(x-(-2)) \n" ); document.write( "y+1 = 3(x+2) \n" ); document.write( "y+1=3x+6\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Subtract y from each side: \n" ); document.write( "1=3x-y +6\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Subtract 6 from each side: \n" ); document.write( "1-6=3x-y \n" ); document.write( "-5=3x-y \n" ); document.write( "3x-y=-5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Here is a NEAT trick! Check the answer by substituting the point (-2,-1) to see if it works: \n" ); document.write( "3x-y=-5 \n" ); document.write( "3(-2) -(-1) = -5 \n" ); document.write( "-6 + 1 = -5 \n" ); document.write( "IT CHECKS!!\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Dr. Rapalje, Retired \n" ); document.write( "Seminole State College of Florida \n" ); document.write( " |