Which expression is equivalent to 4x + 3 - 2x + 5. A. 2x + 8
B. 7x - 3
C. 6x + 8
D. 12x + 8

Which expression is equivalent to sq-80

The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?

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?