Please help this is due TODAY Calculate the unknown variable value .

Do not answer with a one answer, blank or a ridiculous answer please this is serious.

I uploaded the answer to a file hosting. Here's link:

cutt.ly/tz3yDpb

step-by-step explanation:

where is the questions

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.