Question

Essay question: show all work find the difference.
(6x^2+7)-(6x^2-4x-5)

Answer 1

(6x^2+7)-(6x^2-4x-5)
= 6x^2 + 7 - 6x^2 + 4x + 5
= 4x + 12

(how is this an essay question ? )