What is the distance between the points M(-21, -7) and N(-5, -7)? 28 units
14 units
0 26 units
O O O
16 units
plis answer fast

16

Step-by-step explanation:

distance formula:

d=√((x_2-x_1)²+(y_2-y_1)²)

Her conclusion that 90% of the student body wants the colors changed is an INCORRECT conclusion. The 90% out of 100% is not referring to the total numbers of the student body.For example, 100 people are members of student body if only 50 members responded the survey, then we have:
 90% of 50 members who answered the survey said that they want the changed.