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OpenStudy (anonymous):
find the value of x in the solution of the following system of sequence. {x+y=7} {3x-y=5}
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OpenStudy (anonymous):
x=3
OpenStudy (anonymous):
how did u get that pls?
OpenStudy (anonymous):
i assume they added the 2 equations together, getting: 4x =12, so x=3
OpenStudy (anonymous):
ooo... ok i see it. thanks
OpenStudy (anonymous):
no problem
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