Ask Question
13 May, 11:14

Add: (3x^2-5x+6) + (-4x^2-8x+9)

A. - x^2-13x+15

B. 7x^2-13x+15

C. - x^2-13x+3

D. 7x^2+3x-3

+5
Answers (1)
  1. 13 May, 12:46
    0
    A. - x^2-13x+15

    Step-by-step explanation:

    -4x^2 + 3x^2 = - x^2

    -8x + - 5x = - 13x

    6 + 9 = 15

    -x^2-13x+15
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “Add: (3x^2-5x+6) + (-4x^2-8x+9) A. - x^2-13x+15 B. 7x^2-13x+15 C. - x^2-13x+3 D. 7x^2+3x-3 ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers