

Two solutions, complex conjugates.
Checks and balances are use to separated powers .Its use so that no branch of government (judicial, executive,and legislative) gets more powerful than the other. Checks and glances are really important to the government so that branch's will not be overthrown.
Answer:12
Step-by-step explanation:
srry if wrong
Answer:
D. 135
here are some extra words for fun (and to fill the necessary 20 characters)