Answer:
answer will be ?= 5x2y-10xy+9
20% of 70 is 14.
Hope this helps!! :)
Remember please that Diagonals of a Rectangle are equal to each other:<span>
3y/5 = 3(y-4)
So
</span><span>3y = 15(y-4)
3y = 15y - 60
60 = 12y
y = 5 Diagonals are both 3 units
With that you will be able to know which is the answer from your options</span>