add:
(10x^2+5x-3) + (7x^2-2x+7) =
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Answered by
3
Answer:17x^2 + 3x + 4
Step-by-step explanation:
10x^2+7x^2=17x^2
5x-2x=3x
7-3=4
Answered by
4
Answer:
7x*2+3x+4
Step-by-step explanation:
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