Attempts to reach a mutually agreed solution had been fruitless.

想要达成一个彼此同意的解决方案，却无果而终。

《柯林斯英汉双解大词典》

For a more detailed understanding of the management process of teaching support services, research staff and end users had numerous discussions and made a mutually agreed solution.

为了更详细的了解教学支持过程中各项管理业务，调研人员和最终用户进行了多次讨论，并提出了双方认可的解决方案。

youdao

He agreed with this solution, while otherwise-minded members disagreed.

他同意这种解决方案，但另有想法的成员们不同意。

youdao

But no matter where the conflict is or what it's about, if you're serious about peace, you can't take as final the first 'no,' the second 'no' or even the hundredth 'no.'" In her statement, Secretary Clinton promised an "unwavering" U.S.commitment to a two-state solution, based on 1967 lines with agreed land swaps, that will create an independent and viable Palestinian state and an Israel with secure and recognized borders.

VOA: standard.2009.11.25

The government's agreed solution to the storage question is to bury the nuclear waste.

BBC: Nuclear waste disposal: Where in Cumbria to bury it?

With some of it staying dangerous for up to 100, 000 years, the government's agreed solution is to bury it - permanently.

BBC: Schematic of repository

Taking this opportunity, we express our appreciation to the Secretary-General for his good offices mission, as approved by the Security Council, and for the efforts aimed at finding a mutually agreed solution.

UN: Secretary-General