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OpenStudy (anonymous):
2x+y=10 4x-y=8
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OpenStudy (anonymous):
what is the question?
OpenStudy (anonymous):
what are the values of x and y.
OpenStudy (anonymous):
using elimination.
OpenStudy (anonymous):
Add them, the y would be eliminated, then solve for x.
OpenStudy (anonymous):
add both the equations?
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OpenStudy (anonymous):
yes
OpenStudy (anonymous):
okay.
OpenStudy (anonymous):
i don't know how to solve this can you help me? x-3y=7 and 4x+y=6 in substitution way
OpenStudy (anonymous):
Subtract one from the other.
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