Next week your math teacher is giving a chapter test. the test will consist of 35 questions. some problems are worth 2 points in some problems are worth 4 points. there are 20 questions worth 2 points. how many problems of four points are on the test?

What is the simplified expression for 6(2(y+x))

According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.

Find the solution set of this inequality. enter your answer in interval notation using grouping symbols. |8x-4| ≤ 12