James graphed the line shown. Then he drew a second line through the point (6.-7) so that the lines formed a right angle. What are the equations of the lines James graphed?
4
X
-4
2
4
2
O A. y = 2x + 3 and y = 2x – 19
О. В.
y = -
3x + 3 and y = - *x - 4
y = 2x + 3 and y = - 3x – 4
0 C
OD
y
2. – 4 and y =
1 x +3

Question 1 of 10 2 points different groups of 50 graduates of an engineering school were asked the starting annual salary for their first engineering job after graduation, and the sampling variability was low. if the average salary of one of the groups was $65,000, which of these is least likely to be the average salary of another of the groups? o a. $64,000 o b. $65,000 o c. $67,000 o d. $54,000

Solve the problem by using a venn diagram a group of students were surveyed about their taste in music.they were asked how they like three types of music: rock, country western and jazz.the results are summarized below: no one dislikes all three types of music.six like all three types of music.eleven don’t like country western.sixteen like jazz.three like country western and jazz, but not rock.six don’t like rock.eight like rock and country western.seven don’t like jazz.how many students were surveyed?

There are 18 female students and 16 male students in a class. which of the following expresses the ratio of female students to male students in simplest form? а) 10 b) 9 to 8 c) 8: 9 d)18/16