elskeletor602 elskeletor602

03-04-2020
Mathematics

contestada

Which expression has a positive value?

(-5)(-9)

2-4

12\(-4)

-3+(-7)

Respuesta :

hunteragriffeth hunteragriffeth

03-04-2020

Answer:

A.(-5)(-9)

Step-by-step explanation:

A negative times a negative is always a positive.

Answer Link

0hNoThanos 0hNoThanos

16-12-2020

Answer:

It is A have a good day and God bless :)

Step-by-step explanation:

Answer Link

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NaOH + H2SO4 =NaOH + HNO3 =Cu(OH)2 + HCl = H2SO4 = HNO3 =