Find the sum of the given polynomials. 3x ^2 + 2x - 5 and -4 + 7x ^2
2 answers:
Answer:
10x^2 +2x -9
Step-by-step explanation:
Group things that are alike and simplify
(3x^2+7x^2) = 10x^2
(2x) nothing to add or subtract with it so it stays positive 2x= +2x
(-5-4) = -9
Then put the answer from highest degree to lowest
That I’d right that’s what I got
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Answer:
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Step-by-step explanation: