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Intro to Equations Pre-Alegra

math 8<br>middle school math

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Intro to Equations Pre-Alegra

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  1. Good Morning! • December 6, 2021

  2. WARM-UP

  3. KitKat = 16 Sour Patch = 4 Reese’s = 6

  4. 2r=12 r=6

  5. 2r=12 r=6 6 + s = 10 s=4

  6. k + 4 = 20 k=16 2r=12 r=6 6 + s = 10 s=4

  7. Squirt = 6 Dory = 9 Nemo = 24

  8. 2d=18 d=9

  9. 2d=18 d=9 9 + s = 15 s=6

  10. 6 + n = 30 n=24 2d=18 d=9 9 + s = 15 s=6

  11. Spongebob = 5 Plankton = 4 House = 5 Krabby Patty = 3

  12. h=5

  13. h=5 p+5=9 p=4

  14. s - 4 = 1 s=5 h=5 p+5=9 p=4

  15. 5 + 5 - k = 7 s - 4 = 1 s=5 h=5 p+5=9 p=4

  16. 5 + 5 - k = 7 k=3 10-k=7 s - 4 = 1 s=5 h=5 p+5=9 p=4

  17. Dolphins = 5 Steelers = 8 Texans = 8 Raiders = 0

  18. 3s=24 s=8 s=t t=8

  19. 3s=24 s=8 s=t t=8 8-d=3 d=5

  20. r + r + 5 = 5 r=0 3s=24 s=8 s=t t=8 8-d=3 d=5

  21. Click to go to website:

  22. Algebra tiles https://classlink.brainingcamp.com/manipulatives/algebra-tiles solving

  23. Model this equation. 2x + 6 = 8

  24. Model this equation. -4x+8 = -8

  25. Model this equation. 3x = -6

  26. Model this equation. 3x - 1 = 5

  27. Model this equation. 6x = -12

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