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Mathematics 21 Online
OpenStudy (anonymous):

Determine the solution to each system of equations. a. 3x-y=5 2x+7y= -12

OpenStudy (anonymous):

using what method.

OpenStudy (anonymous):

Substitution.

OpenStudy (anonymous):

isolate a variable and sub it into the other.

OpenStudy (anonymous):

can you walk me thru on how to isolate ?

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