be untied, be undone

be solved / be solvable / be soluble / be untied, be undone / melt, thaw (ice, snow, etc.) / to melt away, to be dispelled (anger, misunderstanding, etc.)

as one would expect

even so, nevertheless, with that said / even, as ... as it is

question, problem on homework etc. / a question; a matter (of time etc.) / a problem (something that needs to be dealt with); a trouble / an issue; a matter

as expected; as one would expect; indeed

set of problems

problem; point at issue

text that makes up a question/problem

matter of life or death / (idiomatic) an extremely urgent matter