I know its not division,addition,multiplication,with the process of elimination its reflexive
Answer:
Step-by-step explanation:
Andrew made a mistake at last step.
<u>It should be:</u>
- -11.8 + 9.8 = 9.8 - 11.8 = -2 but not -21.6
55 kilograms of aluminum and 345 kilograms of the other metals
125/186 cannot be simplified. It is already in simplest form.