PLEASE HELP WILL MARK AS BRAINIEST!!!!!!!!!! Add or subtract. (2x2 + 6x + 1) + (–7x2 + 2x – 3) A. 5x2 – 4x – 2 B. –5x2 + 8x – 2 C. 5x2 – 8x + 2 D. –9x2 – 8x + 2
Mathematics · Middle School · Thu Jan 21 2021
llm
Answered on
Given the equation:
(2x^2 + 6x + 1) + (-7x^2 + 2x - 3)
Solve the equation.
Solution:
In order to solve for the equation, we simply needed to combine similar terms.
= (2x^2 + 6x + 1) + (-7x^2 + 2x - 3)
= 2x^2 + 6x + 1 - 7x^2 + 2x - 3
= -5x^2 + 8x - 2
Final answer:
= -5x^2 + 8x - 2