OpenStudy (anonymous):

witch of these is a numerical expression? 15 + 9 15b 15b + 9 15bc + 9?

3 years ago
OpenStudy (anonymous):

15+9

3 years ago
OpenStudy (anonymous):

really your not just trolling?

3 years ago
OpenStudy (anonymous):

thank you i tried it and it was correct :)

3 years ago