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MightySmurf

Solve this system of equations using substitution. a+b+c=180 b=3a c=5a

  • 2 years ago
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  1. TheReturnofInsanity
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    a+3a+5a=180

    • 2 years ago
  2. TheReturnofInsanity
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    9a=180

    • 2 years ago
  3. TheReturnofInsanity
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    a=20

    • 2 years ago
  4. MightySmurf
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    so i basically just plug in the numbers

    • 2 years ago
  5. TheReturnofInsanity
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    yeah lol

    • 2 years ago
  6. MightySmurf
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    o ok thx u sooooo much

    • 2 years ago
  7. MightySmurf
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    now i understand lol

    • 2 years ago
  8. TheReturnofInsanity
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    yeah np smurf

    • 2 years ago
  9. MightySmurf
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    so would i divide for c or wut

    • 2 years ago
  10. TheReturnofInsanity
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    what do you mean

    • 2 years ago
  11. MightySmurf
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    itz askin for c now

    • 2 years ago
  12. lalaly
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    a=20 so b=3*20 = 60 c=5*20 = 100

    • 2 years ago
  13. TheReturnofInsanity
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    oh lol

    • 2 years ago
  14. MightySmurf
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    so i multiply it ok

    • 2 years ago
  15. karatechopper
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    @mighty the answer is a=20

    • 2 years ago
  16. TheReturnofInsanity
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    yeah lana is right :)

    • 2 years ago
  17. MightySmurf
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    thank u

    • 2 years ago
  18. karatechopper
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    welcome:)

    • 2 years ago
  19. lalaly
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    :)

    • 2 years ago
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