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Find the sum and express it in simplest form. (3a2+2a)+(5a2-a-7)

Find the sum and express it in simplest form. (3a2+2a)+(5a2-a-7)
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Find the sum and express it in simplest form. (3a2+2a)+(5a2-a-7)

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User Hanjo Odendaal
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when you add 3a squared and 5a squared, you get 8a squared. 2a-a=a, with 7 leftover. the final answer would be 8a2 + a - 7
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User BBetances
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