Question

sum of 7a^3 + 8a^2 - 9a - 7 and 7a
full step by step wise explanation
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Answer 1

Answer:

7a3+8a2-9a-7+7a

first we rearrange the equation

7a3+8a2-9a+7a-7

7a3+8a2-2a-7 answer

Step-by-step explanation:

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