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Mathematics 7 Online
OpenStudy (kmullis6):

Help on 2 questions please! Will fan & give medal!

OpenStudy (kmullis6):

OpenStudy (campbell_st):

an infinite number of solutions means that you have the same line. One line is just a multiple of the other. So if you look at B and multiply each term in the 1st equation by -2 what do you get

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