Question

Find (2b^2+3b-5)-(2b^2-4b-9)
Answers
7b-14
4b^2+4
7b+4
4b^2-b-14

Answer 1

7b+4

Explanation:

(2b^2+3b-5)-(2b^2-4b-9)

Distribute the minus sign

(2b^2+3b-5)-2b^2+4b+9

Combine like terms

2b^2 -2b^2 +3b +4b -5+9

7b +4