anonymous
  • anonymous
2x-3y=-11 6x-3y=21 Solve By Elimination
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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anonymous
  • anonymous
STEPS PLEASE ..I WORKED THE PROBLEM OUT FOR THE ANSWER
LynFran
  • LynFran
what do u think shd be the 1st step?
anonymous
  • anonymous
|dw:1439778117077:dw|

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More answers

anonymous
  • anonymous
|dw:1439778207305:dw|
LynFran
  • LynFran
ok we can subtract the two equation... by doing that we eliminate the y variable.. agree?
anonymous
  • anonymous
yes
LynFran
  • LynFran
so|dw:1439785508765:dw|
LynFran
  • LynFran
whats 2x-6x=? whats -11-21=?
anonymous
  • anonymous
Umm 4,1
LynFran
  • LynFran
2x-6x= -4x
LynFran
  • LynFran
-11-21=-32
anonymous
  • anonymous
ok
LynFran
  • LynFran
|dw:1439785783672:dw|
LynFran
  • LynFran
now whats the next step?..
anonymous
  • anonymous
divide 4x
LynFran
  • LynFran
no we divide by -4 both side of the equation... so we will have x to one side of the equation when we do that
LynFran
  • LynFran
|dw:1439785937311:dw|
anonymous
  • anonymous
8
LynFran
  • LynFran
correct whats the next step?
LynFran
  • LynFran
|dw:1439786123881:dw|
LynFran
  • LynFran
so we now that x=8 ...how can we find what y= to... do u know?
anonymous
  • anonymous
Subtract 8 From The Equation
LynFran
  • LynFran
no we substitute the value of x into any 1 of the given equation...
anonymous
  • anonymous
OMG This Is A Headache , Sorry But Ok .
LynFran
  • LynFran
ok using equation 2 |dw:1439786396300:dw|
LynFran
  • LynFran
whats 6*8=?
anonymous
  • anonymous
48
LynFran
  • LynFran
|dw:1439786505063:dw|
LynFran
  • LynFran
now we did this part a while ago do u remember... so how can we get y alone on 1 side of the equation we.....?
anonymous
  • anonymous
No I Dont Honestly
LynFran
  • LynFran
|dw:1439786750863:dw|
anonymous
  • anonymous
Oh Yeaa
LynFran
  • LynFran
what does y=? whats -27/ -3=?
anonymous
  • anonymous
9
LynFran
  • LynFran
correct do u have any question..
anonymous
  • anonymous
Noo
anonymous
  • anonymous
Thanks
LynFran
  • LynFran
welcome please medal..by clicking on best response

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