Question

(11k^2-6k-7) + (-3k^2+10k-4)
Add the expressions

Answer 1

8k² + 4k - 11

Explanation:

given

(11k² - 6k - 7) + (- 3k² + 10k - 4) ← remove parenthesis

= 11k² - 6k - 7 - 3k² + 10k - 4 ← collect like terms

= (11k² - 3k² ) + ( - 6k + 10k ) + (- 7 - 4)

= 8k² + 4k + (- 11)

= 8k² + 4k - 11