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Form of equation:  Formula:  
Standard Form  ax + by = c  
Slope Intercept Form/ Y Intercept Form  y = mx + b  m = slope b = y intercept  
X Intercept Form  x = (y  b)/m  b = y intercept m = slope  
PointSlope Form  y  k = m(x  l)  k = y_{1} l = x_{1} m = slope 
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