document.write( "Question 398540: (1,4),(7,-1) \n" ); document.write( "

Algebra.Com's Answer #282385 by checkley79(3341) $\"\"$ $\"About$

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(1,4),(7,-1)
\n" ); document.write( "Y=mX+b is the line equation.
\n" ); document.write( "m=slope=(Y2-Y1)/(X2-X1)
\n" ); document.write( "b=thge Y intercept.
\n" ); document.write( "slope=(-1-4)/(7-1)=-5/6
\n" ); document.write( "y=-5x/6+b
\n" ); document.write( "4=-5/6*1+b
\n" ); document.write( "4=-5/6+b
\n" ); document.write( "b=4+5/6
\n" ); document.write( "b=(24+5)/6=29/6
\n" ); document.write( "y=-5x/6+29/6 ans.
\n" ); document.write( " $\"+graph%28+300%2C+200%2C+-6%2C+10%2C+-10%2C+10%2C+-5x%2F6+%2B29%2F6%29+\"$ (graph 300x200 pixels, x from -6 to 10, y from -10 to 10, of TWO functions -5x/6 +29/6 ). \n" ); document.write( "

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