15 + 3x
3х - 4
x + 2
ІІ
x + 40

What are your thoughts on nonhuman trials? do you feel that testing should be done on animals? what are the advantages and disadvantages with nonhuman trails?

If a social worker goes around boasting to clients and co workers, it may make the listener feel inferior, judged, maybe insignificant how do you feel when someone is boastful and self absorbed when providing you a professional service? why?

Is the smallest biological structural units of the body