You graph a system of linear equations and notice that the lines of the graphs are perpendicular. Given that the lines are perpendicular, which of these is NOT true?
Group of answer choices.

-Lines intersect
-There is one solution to the system
-Lines have the opposite reciprocal slopes
-There is no solution to the system

The number of hours per week that the television is turned on is determined for each family in a sample. the mean of the data is 37 hours and the median is 33.2 hours. twenty-four of the families in the sample turned on the television for 22 hours or less for the week. the 13th percentile of the data is 22 hours. approximately how many families are in the sample? round your answer to the nearest integer.

It says factor each expression completely 8y+48

Which questions would most a reader identify the author's purpose for writing? check all that apply. what type of text is this? what type of reviews did the book receive? how many copies of the book have been sold? what is the central idea? how does this text make one feel?