Answer:
9/4 ÷ 7/2
9/4 × 2/7
9/14
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Answer: its is square pyramid or D
Step-by-step explanation:
−6x^2+7x+1
1)(7x+8x-4)=15x−4
2)15x-4-(6x^2+8x-5)=−6x2+7x+1
9
just do 16 - 5 its exactly the same
