<PRE><B>Question 63503</B>
FIRST WE FIND THE SLOPE (Y2-Y1)/(X2-X1)
(5+3)/(4+3)
8/7 IS THE SLOPE
Y=mX+b IS THE LINE FORMULA,.
SUBSTITUTING  ONE SET OF POINTS AND THE SLOPE WE THEN FIND THE Y INTERCEPT 
5=8/7*4+b
5=32/7+b
5-32/7=b
5-4 4/7=b
b=3/7 THUS THE EQUATION IS
Y=8/7X+3/7

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