600x-300px because 100x times 5 is 500x simple as that and 100x times -300p is -300px
Answer=0 because 7,8 because 7 times 8 = 56 and 56-56 = 0
I think it's asking for area of rectangle.
Area of rectangle = length • width
The answer is a, b, and e.
The answer is 18 just add them
