anonymous
  • anonymous
5(x-1) over 4 equals 3(x+1) over 2. is x=2?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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anonymous
  • anonymous
1/4 does *not* equal 9/2
anonymous
  • anonymous
you mean 5/4 doesnt equal 9/2
anonymous
  • anonymous
\[\frac{5(x-1)}{4}=\frac{3(x+1)}{2}\]so,\[5(x-1)=6(x+1)\]and,\[5x-5=6x+1\]giving,\[x=-6\]

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anonymous
  • anonymous
ooops 5x-5=6x+6 x=-11
Mertsj
  • Mertsj
|dw:1327027963868:dw|
anonymous
  • anonymous
how do we get 6 for the right side? do i just add up so the Lcd are the same
Mertsj
  • Mertsj
Just look at what I did in the box immediately above. It is the simplest way.
anonymous
  • anonymous
you just cross multiply?
Mertsj
  • Mertsj
Yes
anonymous
  • anonymous
so when you cross multiply the outside number that outside number for instance 10 on the left side would times the one and make that side bexome 10x-10?
Mertsj
  • Mertsj
2[5(x-1)]=2[5x-5]=10x-10
anonymous
  • anonymous
why do you subtract 22=2?
anonymous
  • anonymous
how do you get
anonymous
  • anonymous
i see necermind
anonymous
  • anonymous
nevermind thank you
Mertsj
  • Mertsj
|dw:1327028869589:dw|

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