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Mathematics 19 Online
OpenStudy (anonymous):

Solve for x,y,z if x+y=10 x+z=20 and y+z=24

OpenStudy (anonymous):

Welcome to open study:)

OpenStudy (gorv):

welcome to OS:)

OpenStudy (gorv):

subtract first 2 equation

OpenStudy (gorv):

thn add their result to 3rd

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