document.write( "Question 192518: Can you please help me find an equation of the line containing the given pair of points? \r
\n" ); document.write( "\n" ); document.write( "(1,3)and(3,4)\r
\n" ); document.write( "\n" ); document.write( "Thank you so very much!!!
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Algebra.Com's Answer #144580 by checkley77(12844)\"\" \"About 
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(1,3)and(3,4)
\n" ); document.write( "Y=mX+b
\n" ); document.write( "m=slope=(y2-y1)/(x2-x1)=(4-3)/(3-1)=1/2 or .5 is the slope.
\n" ); document.write( "3=1*.5+b
\n" ); document.write( "3=.5+b
\n" ); document.write( "b=3-.5
\n" ); document.write( "b=2.5 is the y intercept.
\n" ); document.write( "y=.5x+2.5
\n" ); document.write( "\"+graph%28+300%2C+200%2C+-6%2C+5%2C+-10%2C+10%2C+.5x+%2B2.5%29+\" (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, .5x +2.5).
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