Which shows a correct set of steps for adding 6 1/4 and 3 5/16?

a
b
c
or
d

Atransformation t : (x,y) (x-5,y +3) the image of a(2,-1) is

The serenity and the mystic are sail boats. the serenity and the mystic start at the same point and travel away from each other in opposite directions. the serenity travels at 16 mph and the mystic travels at 19 mph. how far apart will they be in 3 hours?

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.