Answer :

chastasilver05
10a^2+7b
you get this by adding the a^2’s together and same with the b’s
answer: 9a^4 - a^2 b - 8b^2

(picture below does not show how to solve; you distribute the numbers in the first () to those in the second and then combine like terms)
${teks-lihat-gambar} taylorwine3

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