Brandy rolls a fair six-sided number cube flips a fair coin and then rolls the number cube again which outcome is part of the sample space

Do graduates from uf tend to have a higher income than students at fsu, five years after graduation? a random sample of 100 graduates was taken from both schools. let muf be the population mean salary at uf and let mufsu be the population mean salary at fsu. how should we write the alternative hypothesis?

The triangles are similar. what is the value of x? show your work.

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10