Which expression is equal to: h • 3

a) h•h•h

b) 3h

c) h-3

d) h + 3

What does x = in this equation x+3+2x=x+5

Aball is dropped from a height of 10m above the ground. it bounce to 90% of its previous height on each bounce. what is the approximate height that the ball bounce to the fourth bounce?

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.