Start with multiplying 4*7 to get 28
The equation simplifies to 28=3(2x-5)
Next, multiply the three into (2x-5), leaving the equation as 28=6x-15
After that, add fifteen to 28, getting 42=6x
Next, divide 42 by 6, getting x=7
B. KANGXI
Perhaps the greatest emperor in Chinese history, Kangxi took charge of the government while still in his teens and reigned for 61 years.
Xuanye was the name of the Kangxi Emperor. He was born in 1654 and his reign as emperor began when he was only 7 years old, from 1661 to 1722. However, his actual rule began when he turned 13 years old.
The answer is A: Concilium