Question

wha it 3-42-174n?

Answer 1

Factor the polynomial.

Answer 2

3−42−174n

combine like terms
(−174n)+(3+−42) we got 3 and 42 the only # without a variable

solve 3+-42 and get -39

and Id stop here bc there isn't anything else to do
so −174n+−39

−174n+−39 is your answer

Answer 3

Ooh I was going to make an explanation but there you go. Good job @iosangel

Answer 4

Thanks!!!!!