Absolute value, Find each difference.
1. 3-(-5)
2. - 4 - 5
3. 6-10
4.-5-(-3)
5. 8-(-8)
6. 9-5-
7.3 -9
8. 0-(-6)
9. 12-
10. -6-(-4)
11. -7 - 10
12. 5-14
Graph Ordered Pairs (First Quadrant)

Aresearch company wants to test the claim that a new multivitamin to improve short term memory. state the objective of the experiment, suggest a population, determine the experimental and control groups, and describe a sample procedure.

The water has been on the stove y=9.5x+62.1 after how many minutes will the tempature be 138.1 f

Two language majors, anna and megan, took exams in two languages. anna scored 85 on both exams. megan scored 74 on the first exam and 85 on the second exam. overall, student scores on the first exam had a mean of 82 and a standard deviation of 4, and the second exam scores had a mean of 71 and a standard deviation of 13. a) to qualify for language honors, a major must maintain at least an 85 average across all language courses taken. so far, which of anna and megan qualify? b) which student's overall performance was better?