Question

4
Ji-yoo is trying to solve the equation 3x + 2 = 9. She says, 'My first step is to divide
both sides by 3, so I get the equivalent equation x + 2 = 3. The solution is x = 1.'
a) Explain why this is incorrect.
b) Solve the equation using a different first step.
c)
It is possible to solve the equation by starting with Ji-yoo's first step, 'divide
both sides by 3'. Solve the equation by starting with this step.



please ans all the equations​

Answer 1

Answer:

The three rival political foes that caused such division in China were : fighting among the royal clans, Confucian scholars, and eunuchs.