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OpenStudy (anonymous):
y=2x-10 ; y=4x-8 ....substitution
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OpenStudy (anonymous):
set them equal, solve for \(x\)
OpenStudy (anonymous):
i.e. solve \[2x-10=4x-8\]
OpenStudy (anonymous):
you get \[-10=2x-8\] \[-2=2x\] \[x=-1\]
OpenStudy (anonymous):
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