Between the Christian European states and the Islamic states of the Middle East and Africa. This has commonly been also known as the Crusades which started around the 10th century in the Middle east and have continued for a couple of centuries before losing their momentum.
the answer is z=16.
you would do pemdas to solve this equation
Present-day Slavic people are classified into East Slavs (chiefly Belarusians, Russians, Rusyns, and Ukrainians), West Slavs (chiefly Czechs, Kashubs, Poles