After hemming a skirt 1/2 inch, pat realized she needed to hem a total of 7/8 inch. what length must she hem in addition to what she has already done? a) 11/8 inch b) 6/8 inch c) 1/2 inch d) 3/8 inch

1/2 inch is equivalent to 4/8 inch. 

So subtract 7/8 by 4/8 which equals to 3/8.

So the answer is D. 

The answer would be D 3/8 inch

You would need a laid out graph for this but could you provide a picture of just a graph? i can give stepssolve for y.subtract 4xdivide by -1 (opposites)graph slope intercept formcheck each point to see if it’s on the graph