How to get the variable for ×+13=25

What does the relationship between the mean and median reveal about the shape of the data

Ten times the square of a non-zero number is eqaul to ninety times the number

Students are given 3 minutes to complete each multiple-choice question on a test and 8 minutes for each free-responsequestion. there are 15 questions on the test and the students have been given 55 minutes to complete itwhich value could replace x in the table? 5507-m23-m8(15-m)8(15)-m