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pinklion23

  • one year ago

32-6x+7x=(-15)+28 solve for x X=

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  1. jagr2713
    • one year ago
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    Hey what do you think we do first?

  2. pinklion23
    • one year ago
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    subtract 32 from both sides

  3. jagr2713
    • one year ago
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    Yes you can but don't you want to add like terms first?

  4. pinklion23
    • one year ago
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    oh yeah i forget so 13x

  5. jagr2713
    • one year ago
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    you forgot the negative sign.

  6. pinklion23
    • one year ago
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    oh ok so 32-(-13x)= (-15)+28?

  7. jagr2713
    • one year ago
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    nope -6+7x= 1

  8. pinklion23
    • one year ago
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    so then x=1

  9. jagr2713
    • one year ago
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    Yes so we have 32+x=(-15)+28 left right? so what next

  10. pinklion23
    • one year ago
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    then we do32- 28 so then it would be 4+x=(-15)

  11. jagr2713
    • one year ago
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    good what next?

  12. pinklion23
    • one year ago
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    the x=-19?

  13. jagr2713
    • one year ago
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    Correct :D

  14. pinklion23
    • one year ago
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    wow thx so much can you help me with some more?

  15. jagr2713
    • one year ago
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    Of course :D

  16. pinklion23
    • one year ago
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    -4X+5(X-2)=-16+10

  17. jagr2713
    • one year ago
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    what do we do first?

  18. pinklion23
    • one year ago
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    -16+10?

  19. jagr2713
    • one year ago
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    yea you can so we get -6

  20. jagr2713
    • one year ago
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    -4x+5(x-2)=-6 whats next?

  21. pinklion23
    • one year ago
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    yeah

  22. pinklion23
    • one year ago
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    um then we do -6-2?

  23. jagr2713
    • one year ago
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    Nope when we have a number like 5(x-2) we distribute. Do you how to distribute ?

  24. pinklion23
    • one year ago
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    so then we do (x*5)-(2*5)

  25. jagr2713
    • one year ago
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    Yes like this|dw:1442341177921:dw|

  26. jagr2713
    • one year ago
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    So we just multiply everything inside that parenthesis

  27. pinklion23
    • one year ago
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    yeah

  28. jagr2713
    • one year ago
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    so now we got -4x+5x-10=-6 whats next

  29. pinklion23
    • one year ago
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    then we have 1x-10=-6

  30. jagr2713
    • one year ago
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    It's not 1x x=1 so u don't need to put the 1

  31. pinklion23
    • one year ago
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    the we add -10 to -6

  32. pinklion23
    • one year ago
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    ?

  33. pinklion23
    • one year ago
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    so X=1

  34. jagr2713
    • one year ago
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    you got that? x=1 you out 1x-10=-6 but x already is 1 so u don't need to put the 1x just x-10=-6

  35. pinklion23
    • one year ago
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    ok so X = -16

  36. pinklion23
    • one year ago
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    or -4

  37. jagr2713
    • one year ago
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    nope -6+10?

  38. jagr2713
    • one year ago
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    positive 4 :D

  39. pinklion23
    • one year ago
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    oh ok thx

  40. jagr2713
    • one year ago
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    Yep Anytime :D

  41. pinklion23
    • one year ago
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    i have two more can you help me with them

  42. jagr2713
    • one year ago
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    ummm ill see what i can do :D

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