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Mathematics 8 Online
OpenStudy (needhelpp101):

Solve the inequality -x/2 < 4 A. x <8 B. x>-8 C. x < -8 D. x>8

OpenStudy (haleyelizabeth2017):

multiply both sides by 2

OpenStudy (haleyelizabeth2017):

What do you get? -x<?

OpenStudy (needhelpp101):

-8

OpenStudy (haleyelizabeth2017):

nope, not quite. It's positive 8.

OpenStudy (haleyelizabeth2017):

Now, we need to divide both sides by -1, and when we multiply or divide an inequality by a negative number, we have to flip the inequality sign. For example, if I have -x>-8 We will get x<8

OpenStudy (anonymous):

x>−8

OpenStudy (needhelpp101):

oh ok thanks :)

OpenStudy (anonymous):

use mathway.com it would help alot :)

OpenStudy (haleyelizabeth2017):

Please do not give direct answers...

OpenStudy (needhelpp101):

I'm confused who's right? Haley or Chocolove? lol

OpenStudy (haleyelizabeth2017):

She is correct, I was just walking you through the steps, giving you an example.

OpenStudy (haleyelizabeth2017):

But we are not supposed to give direct answers, for it doesn't help the asker learn anything

OpenStudy (anonymous):

I'm sorry

OpenStudy (haleyelizabeth2017):

It's alright!

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