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Molly Breitenberg β
x = -4
x = 3
10 ( x = -3)
x + x + 1 + x + 2 + x + 3 = -144x + 6 = 144x = 8x = 2
X=-1
x=1.
1
X=1
X=-2.
y=(x-1)/3
It is (-1, 3).
76
x = 3 and 1/3 y = -1/3