Which type of research method allows for a great deal of information to be gathered in a short time?

Solve this system of equations using the elimination method?

General ways to reduce the risk of some action include

Mrs. foyle told yolanda that her test had 38 problems worth a total of 100 points. each test problem is worth either 5 points or 2 points. yolanda wanted to determine how many 2-point and how many 5-point questions are on the test. in the space below, determine how many questions of each point-value are on the test. show your work or provide an explanation to support your answer. need this asap