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Mathematics 7 Online
OpenStudy (brivalle):

xyz=-30 y=x+3 z=2x-7 what are x, y, and z?

OpenStudy (brivalle):

Someone help please

OpenStudy (anonymous):

do (x)(x+3)(2x-7w)=-30 tell me what you get as an answer

Directrix (directrix):

>>z=2x-7w Is the w variable supposed to be a z? You ask >>what are x, y, and z but do not mention w. @brivalle

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