Mathematics
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OpenStudy (anonymous):
What is the solution to the system of equations?
x= 3y+5
x-4y = 3
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OpenStudy (anonymous):
(___,___)
OpenStudy (anonymous):
i am confused on these kinds but i will try it out one sec
OpenStudy (anonymous):
x=3? I really have no clue. Hold on
OpenStudy (anonymous):
um ok that is not very helpful plz don't guess
Vocaloid (vocaloid):
start by rewriting the second equation
x= 3y+5
x = 4y + 3
then set them equal to each other
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Vocaloid (vocaloid):
3y + 5 = 4y + 3
y = ?
OpenStudy (anonymous):
Wait. Is it x=8y and the bottom one for x=7
OpenStudy (anonymous):
hold on one sec let me figure it out
OpenStudy (anonymous):
8:7
OpenStudy (anonymous):
oh y = 2!!!
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OpenStudy (anonymous):
Oh yeah!
Vocaloid (vocaloid):
right.
now we know that y = 2
x = 3y + 5 = ?
OpenStudy (anonymous):
one sec
OpenStudy (anonymous):
11
OpenStudy (anonymous):
is the answer 11?
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OpenStudy (anonymous):
cause if y=2 wouldn't it be x= 3 times 2+5=11 which is x!!!
OpenStudy (anonymous):
is that it? i was having trouble with the problem
OpenStudy (anonymous):
They both equal 11 by the way
OpenStudy (anonymous):
yeah!!! They both equal 11
OpenStudy (anonymous):
x=11 and y=2 so y represents it going to the 2nd power so you would multiply
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OpenStudy (anonymous):
The answer for both is 11
OpenStudy (anonymous):
Right?
OpenStudy (anonymous):
Yeah. It is, I just checked
Vocaloid (vocaloid):
the solution is (2,11) since x= 2 and y = 11
OpenStudy (anonymous):
exactly. See, it's simple
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OpenStudy (anonymous):
but 1st can u guys help me figure out something
OpenStudy (anonymous):
x= 27 + 347 - 42 divided by 27.6
x=37 divided by 3 +7
OpenStudy (anonymous):
I don't get it at all