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Anonymous
It is: y = -4x+12
Matteo Kunze ∙
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4[x+3]=4x+12 4x+12=4x+12 it's open.
4x + 2 + 2x - 2x = 14 4x = 14 - 2 4x = 12 x = 3
if 4x+1=12 4x+1-1=12-1 4x=11 4x/4=11/4 x=11/4
-3y + z = 12