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Mathematics 9 Online
OpenStudy (anonymous):

x+y+z=8, x-y=2, z=4 Put in (x,y,z) form I know z already

OpenStudy (akashdeepdeb):

WELCOME TO OPENSTUDY! :D Okay, so for this question, put z's value in the first equation. Then solve the first 2 equations for x and y. Then you'll get, (x,y,z) [Which is a point in 3-Dimensional Space.] But you need not worry much about that! Did you understand me though? :)

OpenStudy (anonymous):

yea thanks

OpenStudy (akashdeepdeb):

:)

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