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Mathematics 13 Online
OpenStudy (anonymous):

Solve. z – 9 = 27

OpenStudy (anonymous):

I think it is 18 am I right?

jimthompson5910 (jim_thompson5910):

z-9 = 27 is basically saying "SOMENUMBER minus 9 is equal to 27"

OpenStudy (domebotnos):

It is 36

OpenStudy (domebotnos):

36-9=27

OpenStudy (anonymous):

Yes, it's 36

OpenStudy (anonymous):

Do you want me to explain it?

OpenStudy (anonymous):

27 + 9 = 36

OpenStudy (anonymous):

that means \[z =36\]

OpenStudy (anonymous):

\[36-9=27\]

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