The answer is A. If they buy 16 masks and 12 noses then that is 28.
X=2
So you solve for x by simplifying bath sides of the equation, then all you do is isolate the variables
To find area u have to multiply the sides so it should be 7x7 or 13x7 it shouldnt be 13x7x7
Answer:
The answer is the option D

Step-by-step explanation:
we have

Multiply by
both sides

Rewrite

hi sorry I can't help with that