-15e+7-5e-9
For get about the - sign and add the 15 and 5
Then place the -sign back
Add 7 to the -9
-20e-2
The Spanish was not involved in the Crusades they just discovered countries<span />
The spread of Islam into the Maghreb is an example of Arab invasion of North Africa. The Arabs send Muslim army to Maghreb (modern morocco) to battle against Byzantines and allies, and finally conquer most of the North Africa were many Berbers (locals of Maghreb) join the Muslim army. After Arabs gain more power in the region, the Berbers are now ready to adopt and convert to Islam as well as the Arabic culture.
Britain began shipping opium grown in India directly to China.
hope this helps!
