Sentence examples for concern has been solved from inspiring English sources

This concern has been solved by developing special anodes bearing single phase multiple oxides consisting mainly of Mn containing also Mo, W, Sn, and/or Fe as active electrocatalysts [9]-[12].

Neither murder has been solved.

The mystery has been solved.

Neither crime has been solved.

But now the mystery has been solved.

But the main problem has been solved.

None of these crimes has been solved.

Now even that problem has been solved.

Our bread problem has been solved.

****** The mystery of Bob Benson has been solved!

Now that problem has been solved.