Question

Subtract the second expression from the first . (5x^2-3x+5) - (3x^2-4x-7)

A. 2x^2+x+12

B. 2x^2-7x+12

C.8x^2+x+12

D.2x^2+x-2

Answer 1

(5x² - 3x + 5) - (3x² - 4x - 7) Distribute/multiply - into (3x² - 4x - 7)

5x² - 3x + 5 - 3x² + 4x + 7 Combine like terms

2x² + x + 12

The answer is A