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OpenStudy (anonymous):
solve x-y=-2, 2x-2y=-4 by substitution method
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OpenStudy (anonymous):
solve x-y=-2, 2x-2y=-4 by substitution method
OpenStudy (anonymous):
first get the value of x from first equation
OpenStudy (anonymous):
tell me
OpenStudy (aayushi.somani):
u want it by elimination right?
OpenStudy (aayushi.somani):
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