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cassie4math

  • 3 years ago

PLEASE HELP!! Solve for x: (3/x)-(2/3)=5/6

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  1. sai1234
    • 3 years ago
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    move -2/3 onto left side it will become+2/3 then take lcm

  2. moongazer
    • 3 years ago
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    apply the properties of equality Ax+B=C Ax+B+(-B)=C-B Ax=C-B (1/A)(Ax)=(C-B)(1/A) X=(C-B)/A

  3. cassie4math
    • 3 years ago
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    I dont undertstand! :/

  4. sai1234
    • 3 years ago
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    3/x=5/6+2/3 lets try next

  5. cassie4math
    • 3 years ago
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    ok so i worked through the problem to where its 9/6=3/x and so i cross multiplyed and got x=2 ... is that right!?

  6. cassie4math
    • 3 years ago
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    @sail1234

  7. sai1234
    • 3 years ago
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    lcm of 5/6+2/3 = 5+2*(2)/6 =9/6 equalise 3/x=9/6 reverse on both sides x/3= 6/9 can u proceed

  8. cassie4math
    • 3 years ago
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    then you cross multiply?? it would still be 2... :/

  9. cassie4math
    • 3 years ago
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    @sail1234

  10. moongazer
    • 3 years ago
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    x=2 is correct :)

  11. cassie4math
    • 3 years ago
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    ok thanks!! ;)

  12. sai1234
    • 3 years ago
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    yes well done

  13. moongazer
    • 3 years ago
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    @cassie4math try checking www.khanacademy.org I think it has many videos about linear equations :)

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