Move the dot to -D on the number line.

D = -3/2

-D = -(-3/2) = 3/2

You change the sign from negative to positive. Or you can think of the two negatives canceling out to get a positive.

From here you would plot a point at 3/2 on the number line.

y do u put "subscirbe to ence" on a app for ppl who need with their work?