Subtract 12x^2+6y-3 and 3x^2-9y+12

Question

asked Aug 9, 2021 51.1k views

2 Answers

Fedor Hajdu · Answer 1 · 2021-08-11T01:05:12+0000

Answer:

15x² - 3y + 9

Explanation:

(12x² + 6y - 3) + (3x² - 9y + 12)

12x² + 6y - 3 + 3x² - 9y + 12

12x² + 3x² + 6y - 9y + 12 - 3

15x² + 6y - 9y + 12 - 3

15x² - 3y + 12 - 3

15x² - 3y + 9

Wootsbot · Answer 2 · 2021-08-13T04:23:12+0000

Answer:

The correct answer is 9x² +15y - 15

Explanation:

Let's subtract 12x^2+6y-3 and 3x^2-9y+12:

12x^2 +6y - 3

-

3x^2 -9y + 12

_______________

9x² +15y - 15