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Mathematics 9 Online
OpenStudy (anonymous):

Systems of equations can be solved by graphing or by using substitution or elimination. What are the pros and cons of each method? Which method do you like best? Why? What circumstances would cause you to use a different method?

OpenStudy (saifoo.khan):

elimination is short.

OpenStudy (saifoo.khan):

substition is long but easy.

OpenStudy (saifoo.khan):

I rccmnd elimintaion

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