angle a and b are supplementary angles. angle where a = 30+2x and b =x what is the measure of b degrees

Mary had at least an 80% on her test write an inequality to represent this situation

Samantha swam upstream for some distance in one hour. she then swam downstream the same river for the same distance in only 12 minutes. if the river flows at 4 mph, how fast can samantha swim in still water?

Given: and prove: what is the missing reason in the proof? given transitive property alternate interior angles theorem converse alternate interior angles theorem