anonymous
  • anonymous
http://prntscr.com/7as32b
Mathematics
chestercat
  • chestercat
I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!
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anonymous
  • anonymous
@LegendarySadist is4/19 right?
anonymous
  • anonymous
first cross-multiplie it, later put x one side and rest on the other
anonymous
  • anonymous
2*4 right

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anonymous
  • anonymous
Well you could cross multiply it or we can go with the other method
anonymous
  • anonymous
is 4/19 right?
anonymous
  • anonymous
your answer is wrong
anonymous
  • anonymous
No, 4/19 is not correct
anonymous
  • anonymous
Which method do you want to use to solve it?
anonymous
  • anonymous
I don't know any
anonymous
  • anonymous
The one we used for the last one or cross multiplication?
anonymous
  • anonymous
cross
anonymous
  • anonymous
or atleast tried to
anonymous
  • anonymous
Ok well it goes like this \[20(2x-4)=10(2x)\] Just solve for x
anonymous
  • anonymous
ok
anonymous
  • anonymous
3
anonymous
  • anonymous
Nope
anonymous
  • anonymous
Let me try again
anonymous
  • anonymous
Here, how about you write out your steps and if you make a mistake, I'll just point it out for you
anonymous
  • anonymous
30
anonymous
  • anonymous
oh
anonymous
  • anonymous
-40 + 2x = 20
anonymous
  • anonymous
40 + 40 + 2x = 20 + 40
anonymous
  • anonymous
-40*
anonymous
  • anonymous
\[20(2x-4)=10(2x)\]\[40x-80=20x\]\[40x=20x+80\]\[20x=80\]\[x=\frac{ 80 }{ 20 }\]
anonymous
  • anonymous
80/50 is 4
anonymous
  • anonymous
Yep, 4 is the answer
anonymous
  • anonymous
Thanks I suck at math really
anonymous
  • anonymous
thank you so much
anonymous
  • anonymous
No problem :)

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