Question

Subtract: (7x2 + 2x – 3) – (4x2 – 3x + 1) Question 7 options: A) 3x2 + 5x – 4 B) 3x2 + 5x + 4 C) 3x2 – 5x – 4 D) 3x2 + 5x – 2

Answer 1

7x^2 + 2x - 3 - (4x^2 - 3x + 1)

7x^2 + 2x - 3 - 4x^2 + 3x - 1

(7x^2 - 4x^2) + (2x + 3x) + (-3 - 1)

3x^2 + 5x - 4

Hope this helps!

Answer 2

A

Explanation:

(7x²+2x-3) -(4x²-3x+1) , open the parenthesis

7x² +2x -3 -4x² +3x -1 , combine like terms

3x² +5x -4