Answer:
Step-by-step explanation:
it is written
draw a rectangle with these dimensions on the grid
If you are trying to find how much grams are in one color pencil it is 7 grams.
So do you already have the answer? Also 1/20 looks right.
-16
a/-2=8
you multiply -2 on both side a/-2(-2)=8(-2)
-2 cancels out one the one side
your final answer is a= -16