Answer:
n=-2.16
Explanation:
1. put zero after equal sign (25n+54=0)
2. subtract 54 from zero (54-0=-54)
3. then youre left with (25n=-54) so you then cancel out the 25n by doing (25/25=0) so then you have to do the same to the other side (-54/25=-2.16)
4. so the answer would be (n=-2.16)