Posted by jessica on Saturday, August 18, 2012 at 11:29am.
a. m = 3.4, P(-2,-4).
Y = mx + b.
3.4*(-2) + b = -4
-6.8 + b = -4
b = 2.8 = y-int.
Eq: Y = 3.4x + 2.8.
b. m = -5, y-int = -0.7.
Y = mx + b.
Eq: Y = -5x - 0.7.
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