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please help me in my homework???

can you guys please help me in my iksamen is cuz i have a D- in my grade and i dont want to get an F so can you guys help me it depends on thise quiz!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

x+y=3
2x-y=-6
please help me
 deppforever posted sa loob ng isang taon na ang nakalipas
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ksbass said:
x+y=3
2x-y=-6
i'm not too sure what you want me to do, i assume find x and y?

y=3-x

2x-(3-x)=-6
3x=-3
x=-1

(-1)+y=-6
y=-5

hope that was what you needed.
 select as best answer
posted sa loob ng isang taon na ang nakalipas 
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o.o complicated for my tiny mind XD i hope i did it right O.O..
PreBanned posted sa loob ng isang taon na ang nakalipas
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i have to fint the substitution to solve the linear system
deppforever posted sa loob ng isang taon na ang nakalipas
Hiding 4 comments... click to show.
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Haha, thank you. I'm surpirsed that came across clearly since I haven't done math this easy in years. I wish I could be in Algerbra 1, but no I'm in AP Calculus BC :'(
ksbass posted sa loob ng isang taon na ang nakalipas
nafela said:
sumali my help club and you can seek help from there link
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posted sa loob ng isang taon na ang nakalipas 
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thank you i will visit the club thats what i need
deppforever posted sa loob ng isang taon na ang nakalipas
iluvedwardc13 said:
i can help (probably). r those the equations there??
 select as best answer
posted sa loob ng isang taon na ang nakalipas 
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yeah thanks very much
deppforever posted sa loob ng isang taon na ang nakalipas
PreBanned said:
x+y=3 : 1+2=3
2x-x=-6... : 2X6-12=-6 (that is a minus correct?ok then its negative...)
 select as best answer
posted sa loob ng isang taon na ang nakalipas 
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I think i screwed up..well, don't look at mine then XD
PreBanned posted sa loob ng isang taon na ang nakalipas
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thank you very much anyways
deppforever posted sa loob ng isang taon na ang nakalipas
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Lol,even though i failed epically?..Cool your welcome!:)
PreBanned posted sa loob ng isang taon na ang nakalipas
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thats what i thought xD
Random9747649 posted sa loob ng isang taon na ang nakalipas
mcs50 said:
x+y=3
x=3-y
2x-y=-6
2(3-y)-y=-6
6-2y-y=-6
-3y=-12
3y=12
y=12/3=4
y=4
x=3-y=3-4=-1
x=-1

 select as best answer
posted sa loob ng isang taon na ang nakalipas 
Free_Spirit said:
I wont give you the answer for two reasons
1. I suck beyond sucking at maths
2. I would lower your grade even if i attempted to answer, you woud be a z minus lol
 select as best answer
posted sa loob ng isang taon na ang nakalipas 
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