Answer:
Step-by-step explanation:

area of rectangle = l×b
So, area of drawing = l×b = 8cm×4cm = 32cm²
Answer:

Step-by-step explanation:
Given



Required
Determine the number of brownies left
If:

and there are 28 students
Then:


To determine the number of brownies left, we have:


Reorder

Collect Like Terms


<em>Hence, there are 33 brownies left</em>
Answer: -330 + 22d
Step-by-step explanation:
Apply distributive law: a(b-c)=ab-ac