Answer: want it be add up all the sides and divide by 4\
Step-by-step explanation:
Answer:
Step-by-step explanation:
3(y-6)=3y-18
which can be expressed as
2y-18+y
this is the answer
i have checked this answer thrice
Either 1 or 3 - 1 is all positive and 3 is all negative
Answer:
E
Step-by-step explanation:
i guess the dotted lines outline a square
so get the area of the square which is 6×6=36
then don't focus on the shaded part but unshaded you'll see two right angled triangles

you will get a total for both as 21
then get the area of the square 36-21=15
so the area becomes 15