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anonymous

  • 5 years ago

simplify 10x - (3x - (7x + 2))

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  1. anonymous
    • 5 years ago
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    Start inside the parenthesis: 10x - (3x - 7x - 2)

  2. anonymous
    • 5 years ago
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    then distribute again and get: 10x - 3x + 7x + 2

  3. anonymous
    • 5 years ago
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    Combine like terms: 14x + 2

  4. anonymous
    • 5 years ago
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    could you help me with a second one like that

  5. anonymous
    • 5 years ago
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    sure

  6. anonymous
    • 5 years ago
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    (4/5x)/(-2/15x)

  7. anonymous
    • 5 years ago
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    to divide fractions, you have to multiply by the reciprocal of the second fraction:

  8. anonymous
    • 5 years ago
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    is the answer -6x

  9. anonymous
    • 5 years ago
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    \[\frac{4}{5x} * \frac{15x}{-2}\]

  10. anonymous
    • 5 years ago
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    the x's would cancel, so the answer is just -6

  11. anonymous
    • 5 years ago
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    makes sense

  12. anonymous
    • 5 years ago
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    :)

  13. anonymous
    • 5 years ago
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    little rusty...appreciate your help. Thanks :)

  14. anonymous
    • 5 years ago
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    No problem. You're welcome

  15. anonymous
    • 5 years ago
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    a few others if youre up to it

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