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Mathematics 9 Online
OpenStudy (anonymous):

Can you help with this problem? "Describe and correct the error in the solution : 16z + 3(24z - 6) - (7 + 31z) = 16z + 72z - 6 - 7 - 31z = 16z + 72z - 31z - 6 - 7 = 57z - 13

OpenStudy (anonymous):

you forgot to multiply the 3 by the 6

OpenStudy (anonymous):

16z+72z-18-7-31z

OpenStudy (anonymous):

Thank you very much!

OpenStudy (anonymous):

you welcome

OpenStudy (anonymous):

what did u get for ur answer?

OpenStudy (anonymous):

57z + -25

OpenStudy (anonymous):

yea thats right or you could put it as 57z-25

OpenStudy (anonymous):

Thank you, again, very much! I'm thankful for your help.

OpenStudy (anonymous):

yup

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