The opposite of the opposite of 28, or ), is equivalent to which of the following?
-28
28
0

Ineed solving this problem h/8=-25 solve for h idk how to this can someone show me and also give an answer you

Use the expression below.–4b + 8c + 12 – 8b – 2c + 6part asimplify the expression. enter your answers in the boxes. b + c + part bfactor the simplified expression using the gcf. a. 2(–2b + c + 3) b. 3(–2b + c + 3) c. 4(–2b + c + 3) d. 6(–2b + c + 3)part cwhat is the value of the expression when b = 2 and c = –3? enter your answer in the box.

What is the number 321,000,000 in scientific notation? also what is the number? ?