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Answer:
The answer is D. You divide the shape into 3 rectangles.
Step-by-step explanation:
Answer: 3
Step-by-step explanation:
Answer:
a=-1
Step-by-step explanation:
a(n) = -6+3(n-1)
a(n) = -6+3n-3
a(n) -n=-6+3n-n-3
a=-6+3-3
+3 +3
a3=-3
---- ----
3 3
a=-1