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mathgirl501 Group Title

solve x+5/5x=8/7.....I cant figure out what to divide by because both sides of the equation's don't have the same factor

  • 2 years ago
  • 2 years ago

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  1. saifoo.khan Group Title
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    \[\frac{x+5}{5x} = \frac87\]Like this?

    • 2 years ago
  2. mathgirl501 Group Title
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    yes

    • 2 years ago
  3. saifoo.khan Group Title
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    Start with cross multiplying.

    • 2 years ago
  4. saifoo.khan Group Title
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    |dw:1353266680517:dw|

    • 2 years ago
  5. mathgirl501 Group Title
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    yes nd I get 5(x+5)=8*7

    • 2 years ago
  6. saifoo.khan Group Title
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    |dw:1353266710758:dw|

    • 2 years ago
  7. mathgirl501 Group Title
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    oh i see

    • 2 years ago
  8. mathgirl501 Group Title
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    so you start from the left to right

    • 2 years ago
  9. mathgirl501 Group Title
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    let me try this

    • 2 years ago
  10. saifoo.khan Group Title
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    Sure.

    • 2 years ago
  11. BurrDaBoss Group Title
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    should i let you figure out x or do you want me to tell you ?

    • 2 years ago
  12. mathgirl501 Group Title
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    so I see where I messed up at with the multiplying but I still dont see what I'm supposed to divide by

    • 2 years ago
  13. mathgirl501 Group Title
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    I guess yiu can tell me so I can figure it out... im lost

    • 2 years ago
  14. saifoo.khan Group Title
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    |dw:1353267319233:dw|

    • 2 years ago
  15. mathgirl501 Group Title
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    I'm looking at this example but the example has the equation with the factor of 5 and it's telling me to divide both sides by 5

    • 2 years ago
  16. mathgirl501 Group Title
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    ok and then when you come to the solution in the example it's a fraction

    • 2 years ago
  17. mathgirl501 Group Title
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    I understand your char @saifoo.khan, is there more

    • 2 years ago
  18. mathgirl501 Group Title
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    I'm writing this all out so I can try to understand.. thanks for your help

    • 2 years ago
  19. saifoo.khan Group Title
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    Now you just solve for x. And you're welcome.

    • 2 years ago
  20. mathgirl501 Group Title
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    I'm stuck... my example is different than what im seeing here @saifoo.khan

    • 2 years ago
  21. saifoo.khan Group Title
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    Don't look at the example. Solve one question at one time.

    • 2 years ago
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spraguer (Moderator)
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is replying to Can someone tell me what button the professor is hitting...

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