Si a cero se le resta cualquier número entero el resultado siempre es el mismo número, pero con signo positivo.

Can some one explain this i got sent this. is this a threat i’m scared

Alcoa was $10.02 a share yesterday. today it is at $9.75 a share. if you own 50 shares, did ou have capital gain or loss ? how much of a gain or loss did you have ? express the capital gain/loss as a percent of the original price

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?