Atree 7 ft tall grows an average of 6 in. each year. which equation models the tree’s height h after x years?
a- h=-6x+7
b- h=0.5x+7
c- h=-0.5+7
or
d- h= 6x+7

Lesson 9-3 for items 8-10, a square is drawn in the coordinate plane, with vertices as shown in the diagram. then the square is reflected across the x-axis. -2 4 8. the function that describes the reflection is (x, y) - a. (x, y-3). b. (x, y-6). c. (-x, y). d. (x,- y).