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Mathematics 8 Online
OpenStudy (gokuporter):

http://prntscr.com/alu7c4

rishavraj (rishavraj):

ooops -3n + n = ??? @Gokuporter

OpenStudy (gokuporter):

-4n

rishavraj (rishavraj):

really -3n + n = -4n ...??? how ??think over it

OpenStudy (gokuporter):

-2n

rishavraj (rishavraj):

good work.... :)) so whts the correct option

OpenStudy (gokuporter):

c

rishavraj (rishavraj):

yup :))

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