Question

(3b2+4b-5)+(5+4b2-8b)​

Answer 1

Answer:

$(3b^{2} + 4b - 5) + (5 + 4b^{2} - 8b) \\ = > 3b^{2} + 4b^{2} + 4b - 8b - 5 + 5 \\ = > 7b^{2} - 4b \\ = > b(7b - 4)$

Answer 2

Explanation:

(3b

2

+4b−5)+(5+4b

2

−8b)

=>3b

2

+4b

2

+4b−8b−5+5

=>7b

2

−4b

=>b(7b−4)