If SX=2y+2 and XU=3y-5, find the value of y

What is the difference between external & internal migration

How many countries have portuguese as a national language?

This map shows the member states of the european union (eu). based on this map, what is the most likely reason the eu was formed? a) to increase trade between european nations b) to protect themselves from foreign enemies c) to begin the process of forming one large nation d) to isolate europe from the rest of the international community j