Superman does 14500 J of work pushing a boulder 2.35 m. how much force did he exert?

Answer(b) 60 miles per hour;

An atom's smaller negative particles are at a distance from the central positive particles, so the negative particles are easier to move. 

If one were to put the y value into the equation, they could find out what x is for a certain value of y.  putting in the value of y (1), we get the equation: 1=4x-12=4xx=0.5this means that the value of x when why is 1 is x=0.5