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octoberchick1011

  • 3 years ago

How do I solve the system using elimination? Please explain & show your work! Thank you!!! (: -8 – 6x = -7y ½ = -x + ¾y

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  1. cwrw238
    • 3 years ago
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    multiply the second equation by 6 then adding this to first equation will eliminate x then solve for y finally plug in this value of y into equation 1 and solve for x.

  2. cwrw238
    • 3 years ago
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    multiply no 2 by 6: 3 = -6x + 4.5y -8 = 6x - 7y (rearranging no. 1) add -5y = -2.5y can you continus from here?

  3. cwrw238
    • 3 years ago
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    ** sorry its -5 = -2.5y

  4. cwrw238
    • 3 years ago
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    do u need any more help?

  5. octoberchick1011
    • 3 years ago
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    No thank you I got it from here! -- sorry for the late responce, I had to step away from the computer fro a sec! Thank you so much! (:

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