Quantcast

A community for students. Sign up today!

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

Emllyk

  • 11 months ago

Evaluate the expression, using the given value of the variable. 3 – 7x + 2x when x = 3 A. –30 B. –12 C. –18 D. –24

  • This Question is Closed
  1. PigPresident
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    it is going to look like this right: 3 - 7 * 3 + 2 * 3

  2. Emllyk
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    i think so... idk my math grades went down hill after 5th grade so i have no idea

  3. PigPresident
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    what grade r u in?

  4. Emllyk
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    7th...

  5. PigPresident
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    i am in 7th grade and math is my best subject...

  6. PigPresident
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    oh COOL!!

  7. Emllyk
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    Im a nerd in ALL other classes tho its just when the alphabet became a grade i paniced

  8. PigPresident
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    try evaluating what i told u just TRY

  9. Emllyk
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    I just need the answer tho

  10. froggyfroggy
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    hmm

  11. PigPresident
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    ohh dont worry u will get better trust me.. just like me in 4th grade i was always getting f and d's i promise..

  12. PigPresident
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    just try

  13. Emllyk
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    umm 15

  14. Emllyk
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    I HAVE NO CLEAR IDEA MY MIND IS FOGGED

  15. PigPresident
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    let me try it..

  16. PigPresident
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    remember PEMDAS

  17. Emllyk
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    sorry caps

  18. PigPresident
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    follow that order

  19. Emllyk
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    what on this great planet is that?

  20. PigPresident
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    P Parentheses first E Exponents (ie Powers and Square Roots, etc.) MD Multiplication and Division (left-to-right) AS Addition and Subtraction (left-to-right) WOAH U NEVER LEARNED IT WOW!!

  21. Emllyk
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    i WAS smart in gt to its math kicks me un the hind end...

  22. DontLikeMathButOhWell
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 1

    3-7(3)+2(3) PEMDAS -7 x 3 = -21 3-21+2(3) 2 x 3 = 6 3-21+6 = -12 Your answer is B

  23. PigPresident
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    yup u r correct bc a negative * a Positive is A Negative

  24. Emllyk
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    thank you soo much

  25. Emllyk
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    sorry got mad...

  26. PigPresident
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    what?

  27. PigPresident
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    ok

  28. Emllyk
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    pig presedent i have no idea what u said about please excuse my dear aunt sally

  29. Emllyk
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    Evaluate the expression, using the given value of the variable. z ÷ 2 – 4z + 3(z – 3) when z = 8 A. –17 B. –13 C. –7 D. –1 this one :D

  30. PigPresident
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    just look at this site http://www.mathsisfun.com/operation-order-pemdas.html

  31. Emllyk
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    i cant other sights are blocked.

  32. PigPresident
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    oh like me too...my parents r like that

  33. PigPresident
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    but this is school related

  34. Emllyk
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    cant mom doesnt want me 2

  35. PigPresident
    • 11 months ago
    Best Response
    You've already chosen the best response.
    Medals 0

    ok

  36. Not the answer you are looking for?
    Search for more explanations.

    • Attachments:

Ask your own question

Ask a Question
Find more explanations on OpenStudy

Your question is ready. Sign up for free to start getting answers.

spraguer (Moderator)
5 → View Detailed Profile

is replying to Can someone tell me what button the professor is hitting...

23

  • Teamwork 19 Teammate
  • Problem Solving 19 Hero
  • You have blocked this person.
  • ✔ You're a fan Checking fan status...

Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.

This is the testimonial you wrote.
You haven't written a testimonial for Owlfred.