Simultaneous equations: nine of them, involving nine unknowns.
She had done her duty by the lunch and she was not going to mingle in this crowd of unknowns.
“It will teach Lakeporters a good lesson,” put 57 in one of the unknowns.
And no unknowns have been in close contact with any of the team.
Each environment presents its own sets of conditions and unknowns.
And above the highest names on our buildings is a circle of unknowns.
He was beset by two of the unknowns and held in such a way that he could do nothing.
Look up the method of solving when the unknowns are in the denominator.
A notation suggested by Vieta and favored by Girard made vowels stand for unknowns and consonants for knowns.
Gauvain equips himself in the unknowns armour and starts forth to learn the latters name.