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A
C
B
D
–4–3–2–11234–4–3–2–11234–4–3–2–11234–4–3–2–11234–4–3–2–11234–4–3–2–11234–4–3–2–11234–4–3–2–11234y=1.2x+1y=0.6x+2y=0x+2y=0x2
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