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Answer:
27+63=90
9(3+7) is the same as 27+ 63
Answer:
Step-by-step explanation:
n ≥ -2 + 9
n ≥ 7
Answer:
4/42 = 2/21 when simplified down
Step-by-step explanation:
Cancel the common factor: 2
=2/21
Answer: 2. Linear pair postulate
4. 60 + mACB=180
5. mACB=120
6. definition of obtuse angle