anonymous
  • anonymous
7+2x=4x-3
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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skullpatrol
  • skullpatrol
Any ideas?
skullpatrol
  • skullpatrol
OpenStudy values the Learning process - not the ‘Give you an answer’ process Don’t post only answers - guide the asker to a solution.
anonymous
  • anonymous
I'm trying to help my niece I need to explain but I completely forgot hot to do this :P

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More answers

anonymous
  • anonymous
7+2x=4x-3 +3 +3 10+2x=4x -2x= -2x 10=2x 2 2 x=5 is that right?
anonymous
  • anonymous
Do we subtract 7s
anonymous
  • anonymous
im stupid thats wrong I think
anonymous
  • anonymous
Can u explain it ?
anonymous
  • anonymous
Well sure, I can explain. Do you know PEMDAS?
skullpatrol
  • skullpatrol
You are using the idea of "balance"
anonymous
  • anonymous
Order of operations.
anonymous
  • anonymous
Well yeah, balance what you do to one side you do to the other..
anonymous
  • anonymous
Charro you need to try and isolate the variable
anonymous
  • anonymous
to do this add 3 to both sides
anonymous
  • anonymous
subtract 2x from both sides because you only want the X on one side.
skullpatrol
  • skullpatrol
@AcidRa1n Why don't you let @charro ask questions?
anonymous
  • anonymous
Sorry I was trying to explain it to him. He asked if I could explain it
anonymous
  • anonymous
I'm kinda excited because it's something I actually know how to do >.< :P
anonymous
  • anonymous
skull can you help me on my question?
anonymous
  • anonymous
@acid thanks..I'm trying to refresh my memory. I don't want to look like the dorky aunt lol
skullpatrol
  • skullpatrol
let @charro finish...any questions?
anonymous
  • anonymous
Well she subtracted and somehowgot the same answer acid did
anonymous
  • anonymous
yes you can go either way. In PEMDAS you could sometimes subtract before you add. it still works out
anonymous
  • anonymous
Ok cool
anonymous
  • anonymous
Thanks
anonymous
  • anonymous
For sure
anonymous
  • anonymous
yeah! lol thanks
anonymous
  • anonymous
I'm new to this..how can I get a hold of you again
anonymous
  • anonymous
put your mouse over my name and fan me
anonymous
  • anonymous
then you can either use @acidra1n in a question or send me a private message
anonymous
  • anonymous
Cool thanks again

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