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OpenStudy (anonymous):
Solve the following system: will medal!
5x - 2y = -11
-6x + 4y = 10
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OpenStudy (anonymous):
solution (x,y)= ( , )
OpenStudy (anonymous):
lets do this by subsititution lets find x
2(5x-2y=-11)
-6x+4y=10
10x-4y=-22
-6x+4y=10
4x=-32
x=-8
OpenStudy (apolloschariot):
@ilikemath50 , it is against the CoC to just give answers and your account could be suspended for it
OpenStudy (anonymous):
6(5x-2y=-11)
5(-6x+4y=10)
30x-12y=-66
-30x+20=10
8y=-56
y=-7
OpenStudy (anonymous):
no its not everyone does it
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OpenStudy (anonymous):
(-8,-7)
OpenStudy (anonymous):
it is against the CoC but ppl ignore it
OpenStudy (anonymous):
thanks what about this
OpenStudy (anonymous):
5x - 2y = -11
7x - 3y = -15
OpenStudy (anonymous):
whats coc?
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OpenStudy (anonymous):
code of conduct
OpenStudy (anonymous):
ohh ok
OpenStudy (anonymous):
-7(5x-2y=-11)
5(7x-3y=-15)
-35x+14y=77
35x-15y=-75
-y=2
y=-2
OpenStudy (anonymous):
-8,-2?
OpenStudy (anonymous):
and this is elimination not substitution
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OpenStudy (anonymous):
-3(5x-2y=-11)
2(7x-3y=-15)
-15x+6y=33
14x-6y=-30
-x=3
x=-3
OpenStudy (anonymous):
is that an option? -3,-2
OpenStudy (anonymous):
no i have to just write it no mult choice
OpenStudy (anonymous):
ahh alright it's -3,-2
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