How can you use addition and subtraction to put together and separate measures of an angle and its parts?

What is the anwers for 9+2x=5x-3-x

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83

Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain