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2y+3x-15 = 0
a = 3
b = 2
m1 =
m1 =
m2 = m1
m2 = -3/2
y-y1 = m2(x-x1)
y-8 = -3/2(x-3)
y-8 = -3x/2 + 9/2
y = -3x/2 + 9/2 + 8
y = -3x/2 + 9/2 + 16/2
y = -3x/2 + 25/2
------------------------- x 2
2y = -3x + 25
no 5
1/2 x - 3/5 y - 10 = 0
a = 1/2
b = -3/5
m =
m =
m =
m = :
m = x
m =