Evaluate the expression

-64

Step-by-step explanation:

256 multiplied by 1/4 then make it negative

-4

Step-by-step explanation:

First you have to factor 256 which is gonna be -4 to the 4th power

Then you multiply -4^4 by 1/4 and get -4 which is the answer

a) 0.25x times 3. (could be wrong on equation.)

b) 2.25 pound of dark chocolate. (can i eat all the chocolate? plz? anyway, again, could be wrong, but i hope im right. all the chocolate together should be 5.25 pounds)

have a good day!

pay attention in your classes and concentrate the best thing you can do to raise your test scores is to pay attention when you're supposed to be learning the material: in class!

take good notes.

do your homework.

use mnemonics and other tricks.

do practice tests.

note: the best i know.