19. The coordinates of the endpoints of AB in the standard (x, y) coordinate plane are (9,-2) and (-5, 8).
What is the x-coordinace of the midpoint of AB?
A. -2
B. 2
C. 3
D. 4
E. 7

Agraphic designer created a logo on eight and a half by 11 inch paper. in order to be placed on a business card, the logo needs to be one and 7/10 inches by 2 and 1/5 in. what is the scale factor of the dilation

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?

What are the domain and range of the function f(x)=2^x+1