Should there be an equals sign between those two equations?

Are the symbols meant to be indivudual numbers or algrebraic expressions?

ie: xyz = 123

or: xyz= x (times) y (times) z

cheers,

Are the symbols meant to be indivudual numbers or algrebraic expressions?

ie: xyz = 123

or: xyz= x (times) y (times) z

cheers,