Answers

2014-11-04T23:56:28+08:00
Y = x-1
   = slope = x
   = y-intercept = -1

y = 2/3 x+2
   = slope = 2/3 x
   = y-intercept = 2

other examples:

y = -2x+5
y = 3/4 x -9
y = 4x + 6
y = -6x -12
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