Question

Subtract 9x^2 - 7x from -4x^2 + 6

Answer 1

13x^2 - 7x + 6

Explanation:

(9x^2 -7x) - 1(-4x^2 + 6)

(9x^2 -7x) + 4x^2 +6

9x^2 - 7x + 4x^2 + 6

(9x^2 + 4x^2) - 7x + 6

13x^2 - 7x + 6

Answer 2

Answer: -13x^2+7x+6

Explanation:

9x^2-7x from -4x^2+6

(-4x+^2+6)-(9x^2-7x)

-4x^2+6-9x^2+7x

Combine like terms:

-13x^2+7x+6